UNT Libraries Government Documents Department - 7 Matching Results

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Calculating-Machine.

Description: Patent for an improvement to mechanical calculators by providing the "means for facilitating the addition of successive numbers of the same or different denominations, and also for subtracting and multiplying the same by substantially the means employed in adding" (lines 10-14). It includes a written explanation and illustrations.
Date: April 17, 1894
Creator: Stallard, Sherman R.
Item Type: Refine your search to only Patent

Machine for Handling and Cleaning Seed Cotton.

Description: Patent for improvements in machines for handling and cleaning seed cotton: "For uploading cotton from wagons and for transferring it from place to place, for example, from wagon to storehouse or from the wagon or the storehouse to the gin house when it is to be delivered to gins or gin feeders, pneumatic apparatus has advantages over other devices" (lines 12-18).
Date: April 17, 1894
Creator: Elam, William E.
Item Type: Refine your search to only Patent

Pendulum-Scale.

Description: Patent for "a self-registering scale which shall be composed of but a few parts, and which will be accurate and reliable in use, and not liable to get out of repair from constant employment" (lines 10-14).
Date: April 17, 1894
Creator: Graves, William J.
Item Type: Refine your search to only Patent

Perforating Mechanism for Cylinder Printing-Presses.

Description: Patent for a perforating mechanism for cylinder printing-presses that is simple and automatic. It produces "lines of perforations at any required distance apart and of any desired length in paper or cardboard at the time of printing thereon the forms for checks, draft, bills, notes, tickets or other printed or lithographed matter" (lines 12-17).
Date: April 17, 1894
Creator: Kellner, Eugene
Item Type: Refine your search to only Patent

Refrigerator.

Description: Patent for an efficient refrigerator meant to preserve meat, dairy, and produce. The refrigerator uses evaporating water to cool the food, not ice. There are inner and outer layers, a large water pan with vertical drip openings, and inner screen walls.
Date: April 17, 1894
Creator: Denson, Joseph
Item Type: Refine your search to only Patent

Sad-Iron Heater.

Description: Patent for sad iron heaters: "a device for heating sad irons, and it has for its object to provide a heater adapted to receive a plurality of irons" (lines 8-11).
Date: April 17, 1894
Creator: Lee, William R.
Item Type: Refine your search to only Patent

Wire-Stretcher.

Description: Patent for an improved, simple, and inexpensive wire stretcher that "may be readily employed for taking up the slack of a fence wire at a point between fence posts" (lines 13-15). It also cuts wire and removes staples.
Date: April 17, 1894
Creator: Hughs, George W.
Item Type: Refine your search to only Patent
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