UNT Libraries Government Documents Department - 45 Matching Results

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Water-Gage.

Description: Patent for a water-gage measuring the height or volume of water in a steam boiler, particularly those "held closed by the weight of the operating handle" (lines 11-12). The device is designed for simple manufacture and easy assembly & disassembly without tools, and features a valve seat that stays in place, illustrations included.
Date: December 30, 1919
Creator: Leidecker, Helmoth M.
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Cotton-Chopper.

Description: Patent for "new and useful Improvements in Cotton-Choppers, of which the following is a specification. This invention relates to cotton choppers and the primary object of the invention is to provide a cotton chopper which may be mounted upon any cultivator frame and which will operate easily and efficiently to thin out standing cotton or other plants which are growing in rows" (lines 5-15).
Date: December 7, 1915
Creator: Jones, Martin A.
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Table.

Description: Patent for improvements on table supports that enable the table to be adjusted to a raised position.
Date: December 7, 1915
Creator: Carrell, Fitchhulee & Moreau, William W.
Item Type: Refine your search to only Patent

Machine for Sharpening Gin Saws

Description: Patent for a new and useful improvements in machines for sharpening gin-saws. This invention is to "provide an improved machine of the character described wherein the saws may be sharpened without removing them" (line 10-12).
Date: December 14, 1897
Creator: Bradley, James M.
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Hydraulic Milk Cooler

Description: Patent for a hydraulic milk cooler. This invention is shrouded in coolant agent absorbing material that is hydraulically applied to keep dairy products cool. Illustrations included.
Date: December 8, 1903
Creator: Womble, Zachariah C.
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Marker

Description: Patent for a marker. This invention is for marking lines for planters, plows, and other farm implements. Illustration included.
Date: December 1, 1903
Creator: Kocks, John Barney
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Gin Saw Cleaner

Description: Patent for gin saw cleaner. This invention operates on the cotton bulbs when they are damp and cling to the saw blade. Illustrations included.
Date: December 18, 1906
Creator: Henderson, Robert L.
Item Type: Refine your search to only Patent

Electric Signal System for Electric Cars

Description: Patent for signal systems for electric railways where wires arranged in connection with the signal lamps at the ends of the blocks and on the cars will be lit to signal caution. There will also be a signal within the car if another moving car in the opposite direction enters the same block.
Date: December 26, 1905
Creator: Adams, Edwin J.
Item Type: Refine your search to only Patent
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