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Acetylene Gas Generator.

Description: Patent for a acetylene gas generator which combines "both a generator and a gasometer the parts of which are so arranged as to render the machine efficient and entirely automatic in action, as well as inexpensive of production." (lines 16-20) including illustrations.
Date: October 14, 1902
Creator: Reynolds, Pearl P. & Reynolds, Jerry J.


Description: Patent for an aeroplane that uses centrifugal blowers to ensure a safe and practicable flight. Illustrations included.
Date: January 3, 1908
Creator: Judson, Fred I.

Air Compressor for Deep Well Pumps.

Description: Patent for a new and improved air-compressor. This design "relates to improvements in air-compressing mechanism for the purpose of pumping for forcing from deep wells and performing similar work; and it consists in the construction and arrangement of a larger and smaller air-cylinder, and the combination therewith of mechanism to force the air from the larger into the smaller cylinder to increase the air-pressure in the latter" (lines 22-30).
Date: August 2, 1887
Creator: Adams, John R.


Description: Patent for a new and improved amalgamator. This design "consists in placing in the bottoms of the chambers a number of iron balls or other suitable-shaped pieces of amalgamated iron, which have sufficient room to move freely among themselves, and then forcing up through the balls or pieces of iron, in contradistinction to forcing it down over their tops, the amalgamated ore and water, so as to cause the pieces of iron to vibrate, and thus to grind and break the pieces of quartz passing up through them" (lines 14-24).
Date: September 12, 1882
Creator: Schmidt, Erich Franz & Streernwitz, William Henry

Apparatus for Cleaning Bottoms of Ships.

Description: Patent for apparatus for cleaning the bottom of ships "to provide a simple and practical apparatus for removing barnacles, seaweed, mud, and other adhesions from the sides and bottom of a ship" (line 10).
Date: February 11, 1902
Creator: Culpepper, Robert Smith

Apparatus for Cooking Cotton-Seed Meal.

Description: Patent for an apparatus for cooking cotton-seed meal meant to get the maximum amount of oil for the meal used and puts moisture into dry meal and evaporates excess moisture in meal. Meal is continuously supplied through the machine and water-bath. The steam does not burn or harm the meal.
Date: August 27, 1895
Creator: Dabney, Benjamin & Yopp, William I.

Apparatus for Heating up Locomotive-Boilers.

Description: Patent for an "apparatus for kindling fires in locomotives; and it is intended to provide an improved apparatus by which the fires may be rapidly and economically kindled and steam may be gotten up without much of the tedious delay now ordinarily incident to raising steam in a cold locomotive-boiler." (Lines 13-19) Includes instructions and illustrations.
Date: January 21, 1896
Creator: Connor, John T.

Apparatus for Making Cotton-Bales.

Description: Patent for improvement in apparatus for making cotton-bales from continuous sheets or bats by “employing only a single press and which permits the ginning and bat-forming devices to be operated continuously which accumulated the cotton in light and fleecy condition during the covering and removal of the bales, which feeds the cotton from the accumulator to the baling apparatus whenever this is desired.” (Lines 68-75) Illustration is included.
Date: June 18, 1901
Creator: Anderson, William E.

Apparatus for Making Soap.

Description: Patent for a new and improved soap-making machine. This design "consist[s] of grease and soda tanks, the latter tank having a diaphragm . . . a register-tank, pipes leading from said grease and soda tanks to said register-tank, a pivoted converter, a rotary shaft in said converter and blades, a shaft journaled in uprights attached to said converter and provided with a crank and a bevel wheel, the latter gearing with a bevel-wheel on said rotary shaft in the converter, and removable furnaces for said grease tank and converter" (lines 21-32).
Date: September 20, 1887
Creator: Grant, William A.

Apparatus for Retailing Shot.

Description: Patent for a new and improved round dispenser. This design "consists in a receptacle or multiple bin the several compartments of which are provided with valves controlling exit-openings, whereby any desired quantity of shot, descending by gravity from the appropriate compartment, may be directed into the scale-pan of a scale without the necessity of lifting the receptacle or bin or any part of its contents" (lines 35-43).
Date: September 21, 1880
Creator: Stokes, Micajah

Apparatus for Stamping Envelopes

Description: Patent for "a means whereby with one motion a stamp will be supplied from the'apparatus, moistened, and placed in position upon a letter, wrapper, or parcel adapted to receive it, and wherein a number of stamps may be consecutively placed when and as desired" (lines 10-15).
Date: September 24, 1889
Creator: Helland, Hans & Matzow, Frantz

Apparatus for Washing and Scrubbing Gas.

Description: Patent for a washer-scrubber that cleans gas from "tarry matter, ammonia, sulphureted hydrogen, carbonic acid and other impurities" (lines 14-16). The machine divides gas into streams, sprays it with washing liquor, spreads it over reticulated and perforated plates.
Date: March 7, 1893
Creator: Fitzgerald, John H.

Artificial Stone Block.

Description: Patent for a new and improved artificial-stone block. This design "consists in the particular formation of the protuberances by which interlocking joints or seams of the building-blocks are attained, the object of which is to so form the prolific protuberances of said blocks as to permit joining them in close proximity on all the sides or faces of the seam, to reduce the binding material for the same and increase the strength of the same" (lines 14-22).
Date: May 3, 1892
Creator: Graham, George M.

Attachment for Bicycles.

Description: Patent for a package-carrying device that attaches to the frame of a bicycle. Includes instructions and illustrations.
Date: June 29, 1897
Creator: Saunders, David Robert

Attachment for Penholders.

Description: Patent for a simple and effective attachment for penholders. It is "readily and easily attached to a penholder, and which is adapted to protect the fingers of the hand and prevent them from coming in contact with the pen or with the inked portion of the holder" (lines 15-19).
Date: November 12, 1895
Creator: McDonald, Michael Shaw

Attachment For Sewing Machines

Description: Patent for an attachment for a sewing machines. Illustration included.
Date: August 27, 1904
Creator: Bearden, Jackson Thomas

Attachment for Type-Writing Machines.

Description: Patent for a new and useful attachment for type writing machines, including instructions and illustrations.
Date: September 19, 1899
Creator: Pribyl, Frank G.

Automatic Car-Coupling.

Description: Patent for certain new and useful improvements in automatic car couplings, including instructions and illustrations.
Date: December 13, 1898
Creator: Pettes, Moses M.

Automatic Fan

Description: Patent for mechanical improvements in "automatic fans intended especially for use on beds, whether in houses or in sleeping-cars" (lines 7-9).
Date: December 17, 1889
Creator: Comminge, Frank

Automatic Water Trap for Cisterns and Other Receptacles.

Description: Patent for a new and improved water-trap. This design consists in "the combination, with a bent main pipe, of a vessel secured on the said main pipe and connected at its top with the interior of the said main pipe, a pin held on the bottom of the said vessel, a fixed sleeve provided with a spiral groove and engaged by said pin, a grooved pin held in the said fixed sleeve and resting at its top end on the bottom of the said pin, a roped connected with the said grooved pin, and a weight held on the said rope to counterbalance the said main pipe and vessel" (lines 103-114).
Date: August 7, 1888
Creator: Pickering, Charles H.


Description: Patent for improvement in axles by using a “combination of a bar, two skeins and means for holding the skeins in place upon the bar,” (lines 17-18) includes illustration.
Date: March 31, 1891
Creator: Stewart, John A.

Axle Box for Locomotives.

Description: Patent for a new and improved axle-box for locomotives. This design consists in "[t]he combination, with a pedestal, of an axle-box mounted to slide vertically in the said pedestal, a second axle-box mounted with one side in a bearing in the said pedestal, and a connecting-rod secured to the last-named axle-box and pivotally connected with the first-named axle-box" (lines 67-73).
Date: April 2, 1889
Creator: Chase, Ransford T.

Axle Lubricator.

Description: Patent for a new and improved axle lubricator. This design "consist[s] of a box provided with bearings in which the axle works, and with a cellar below the said bearings for the reception of the waste for containing the lubricant; [and] . . . of a frame in which the box fits, . . . being provided with screws for elevating or depressing the box, whereby it may be kept always in contact with the axle . . . The object is to produce an axle or journal lubricator . . . [that] will keep the bearings of an axle or journal shaft thoroughly lubricated at all times, thereby preventing the same becoming heated and swelling" (lines 14-35).
Date: May 21, 1889
Creator: Good, William

Bale-Band Fastener.

Description: Patent for a new and useful bale band fasteber, including instructions and illustrations.
Date: December 19, 1899
Creator: Campbell, Douglas M.