UNT Libraries Government Documents Department - 36 Matching Results

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Refrigerating Apparatus.

Description: Patent for "improvements in refrigerating apparatuses, more particularly to those for the purpose of hardening ice cream" (lines 8-11) including instructions and illustrations.
Date: April 28, 1914
Creator: Mackin, Sam

Ratchet-Drill

Description: Patent for adding mechanical improvements to ratchet drill tools. These improvements include improved adjustment efficiency and range.
Date: August 12, 1913
Creator: McMillan, Eugene C.

Handle-Fastener

Description: Patent for handle fastener for tools such as screwdrivers, chisels, and augers. Illustrations included.
Date: February 4, 1913
Creator: McMillan, Eugene C.

Water-Motor.

Description: Patent for a water motor that is operated by the current.
Date: November 7, 1911
Creator: Gonzalez, José

Water-Wheel

Description: Patent for a water wheel. Illustrations included.
Date: March 10, 1910
Creator: Masterson, Bernard W.

Lubricator.

Description: Patent for a lubricating device for use on railroad cars, which continuously supplies lubricant to the journal box of the train car.
Date: October 6, 1908
Creator: Maness, William C.

Lock

Description: Patent for a lock. Illustrations included.
Date: April 21, 1908
Creator: Winslow, Walter W.

Lock

Description: Patent for a lock. Illustrations included.
Date: April 21, 1908
Creator: Winslow, Walter W.

Blind-Slat Fastener.

Description: Patent for improvements in shutter attachments, in which it locks the slats in place at a desired angle. Illustration is included.
Date: October 1, 1907
Creator: Winslow, Walter W.

Air Brake

Description: Patent for air brakes. Illustration included.
Date: March 21, 1905
Creator: Minnick, Hezekiah

Rotary Engine

Description: Patent for a rotary engine. Illustration included.
Date: December 20, 1904
Creator: Mackin, Samuel

Combination Tool

Description: Patent for a combination tool. This invention combines tools for a variety uses and box to hold small items. Illustration included.
Date: July 14, 1903
Creator: Brunl, Louis

Chain Jack.

Description: Patent for new and useful improvements in chain-jacks. "This invention aims to provide a chain-jack for lifting the boxes of axles, so that the bearings or brasses therefor can be readily replaced, and is designed especially for use in cases of hot boxes on railway-cars" (line 11-15).
Date: February 18, 1902
Creator: Phillips, Henry S.

Folding Cot

Description: Patent for
Date: November 12, 1901
Creator: Follett, Charles J.

Multiple Telegraph

Description: Patent for "a simple device of this character by means of which any one of a number of instruments or translating devices at a distance may be operated over a single line-wire and by means of a single flow of electric current through said wire" (lines 10-15).
Date: May 7, 1901
Creator: Foster Jr., Samuel T.

Composition for Removing Boiler-Scale

Description: Patent for "an extract of the plant know to botanists by the name 'Larrea Mexican,' to be used in removing boiler-scale and in preventing the reformation of the same" (lines 9-13).
Date: April 16, 1901
Creator: Pena, Benjamin

Filter.

Description: Patent for new and useful improvements in filters, including instructions and illustrations.
Date: October 25, 1898
Creator: McLane, Albert L.

Instrument for Breaking Car-Seals.

Description: Patent for certain new and useful improvements in instruments for breaking car seals, including instructions and illustrations.
Date: June 14, 1898
Creator: Leyendecker, Thomas A.

Registering Voting-Machine.

Description: Patent for a new and useful improvement in registering voting-machines.
Date: March 15, 1898
Creator: Woodman, George C.

Portable Gold - Washer

Description: Patent for a new and improved portable gold-washer. This invention is to "provide an improved substitute for the crude forms of portable good-washing apparatus frequently employed" (line 8-10).
Date: November 23, 1897
Creator: Kahn, Felix

Bicycle Wheel.

Description: Patent for a new and improved bicycle wheel. This design calls for an inner tire wrapped in uniformly distributed elastic bands to connect it to the outer tire. This new tire allows for the spring and comfort of pneumatic tires while rendering the pneumatic tubes of the latter obsolete.
Date: December 29, 1896
Creator: Neild, Edwin

Kiln.

Description: Patent for "a new and improved kiln for burning brick and other clay ware and arranged to enable the operator to control the heat, so as to insure a uniform and equal heating of the articles set in the kiln, and at the same time requiring a small amount of fuel." (Lines 8-14) Includes instructions and illustrations.
Date: December 8, 1896
Creator: Thaison, Andrew

Automatic Electric Alarm.

Description: Patent for an inexpensive, simple, and durable automatic electric alarm that allows people in house or hotel rooms, mines, ships, shops, etc. to signal for another person. The alarm is wired to a clock so it can be programmed to go off at a certain time.
Date: January 7, 1896
Creator: Stansel, Thomas J.