UNT Libraries Government Documents Department - 441 Matching Results

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Vaporizer for Use with Electric Fans

Description: Patent for an improvement on diffusers used for purifying, cooling and humidifying air.
Date: October 6, 1914
Creator: Stratford, John R. & Ackley, John A.


Description: Patent for a joint designed to stop the ends of rails from moving.
Date: October 6, 1914
Creator: Fedrick, Samuel B.

Cotton-Sack Carriage

Description: Patent for a simply structured carriage that will provide support to cotton sacks varying in different lengths.
Date: October 6, 1914
Creator: Alexander, Eugene E.


Description: Patent for a scale used to cut a precise amount of meat for customers from a larger piece of meat.
Date: October 6, 1914
Creator: Jones, Jack H.

Apparatus for Making Lard Substitute

Description: Patent for an apparatus to produce a lard substitute from cotton seed oil. "An important object of this invention is to provide apparatus of the above mentioned character, which is simple in construction, cheap to manufacture, and continuous in operation."
Date: October 6, 1914
Creator: Chisholm, Jesse C.

Design for a Fence-Post.

Description: Design patent for a fence-post that has a tapering post-body with a step series adjoining true cylindrical portions of gradually increasing diameter.
Date: June 6, 1899
Creator: Brooks, Jesse W.

Stovepipe-Anchor for Tents

Description: Patent for a "stove pipe anchor for use on tents and other portable structures" (lines 9-12) in order to reduce draft and prevent "entrance of the elements" (lines 14-15) through the hole in the tent, including illustrations and instructions.
Date: November 6, 1917
Creator: Fitch, Morgan L.


Description: Patent for an invention of a new and useful improvements in gearing for controlling the log carriage of a portable sawmill. The detail of how this machine be built comes in the drawing or diagram that illustrate it.
Date: May 6, 1911
Creator: Martin, E. W.} & Bryant, Gordon

Saw Frame

Description: Patent for a transportable support frame for saws as teeth are sharpened or set, including illustrations.
Date: May 6, 1913
Creator: Lawrence, Robert J.

Advertising Device

Description: Patent for an Advertising Device. This device provides "a series of hinged leaves so mounted that those exposed to view have the experience of being part of a book." (lines 14-17). "A further object is to provide means which will conceal the operating mechanism, and mystify the observer" (lines 23-25), with a "supporting structure and a dummy provided with a movable hand...for turning said movable shaft as the leaves are turned" (lines 3-13).
Date: April 6, 1912
Creator: Friedman, Bernard Z.


Description: Patent for a bat roost that provides roosting space, as well as a space for hibernation. The bat roost will have a lower space that allows the user to clean out the droppings.
Date: January 6, 1914
Creator: Campbell, Charles A. R.

Harrow Attachment.

Description: Patent for an improved attachment for cultivators used in farming.
Date: January 6, 1914
Creator: Jones, James W. & Tucker, George H.


Description: Patent for a cotton chopper that thins out rows of growing cotton plants by destroying the superfluous plants and leaving stands at the proper intervals, including illustrations.
Date: January 6, 1914
Creator: Copeland, George W.

Excavator and Conveyer.

Description: Patent for an excavator machine designed "to continuously excavate the ground at different elevations, as in ditching or cutting away embankments" (lines 15-18) including illustrations.
Date: January 6, 1914
Creator: Lee, James Milton


Description: Patent for stalk-choppers related to the type employed by "superimposed horizontal cutters" (lines 13-14) including an illustration and description.
Date: January 6, 1914
Creator: Scott, Oscar Franklin

Massage Device.

Description: Patent for an adjustable massage device that may be used as an attachment to a shaving brush or as a separate shaving tool. The device includes a rubber head that is moved over the face to “soften the beard” (line 83) for shaving and discourage discomfort and irritation.
Date: January 6, 1914
Creator: Luzzi, August F.


Description: Patent for improvements in plant-protection by providing a foraminous hood for young plants. This particular plant-protector is protect melon type and vegetable of similar qualities against worms, grubs, lice and other pests.
Date: November 6, 1917
Creator: Cook, John H.

Threshing Machine

Description: Patent for machine adapted to operate upon maize, Kafir corn, cane, and the like so as to effectively remove or rub off the seed or grains, without crushing or breaking the same.
Date: January 6, 1914
Creator: Newsom, John W.


Description: Patent for a moldboard that is used for plows. Improvements on the moldboard include a simplified method of adding plaster of Paris coating.
Date: January 6, 1914
Creator: Ferris, James S.

Electrically-Heated Instrument.

Description: Patent for an electrically-heated instrument. This scissor-like instrument has an electrically-heated edge that can be used to simultaneously sever and cauterize.
Date: January 6, 1914
Creator: Chapman, Joseph A.