UNT Libraries Government Documents Department - 404 Matching Results

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Thread-Cutter.

Description: Patent for "a simple and efficient thread or twine cutter which may be conveniently worn in the manner of a finger ring when in use, or may be applied or attached to the usual type of thimble for use." (lines 13-17) This invention can "be inexpensively stamped from sheet metal." (lines 21-22)
Date: February 3, 1920
Creator: Cade, King C.
Item Type: Refine your search to only Patent

Power-Transmitting Device.

Description: Patent for new and useful improvements in Power-Transmitting Devices. "its object being to provide a device by means of which power taken from any suitable source may be economically transmitted and multiplied, for the purpose of driving machinery or other purposes."(lines 10-15)
Date: January 22, 1918
Creator: Montgomery, Edward F. & Burnham, Reuben B.
Item Type: Refine your search to only Patent

Fan Attachment for Sewing-Machines

Description: Patent for improvements in fan attachments for sewing-machines, which can be applied to the fly wheel of a sewing machine and generate air draft during operation of the machine. This invention is also durable and inexpensive to manufacture, as well as simple in construction and operation.
Date: October 20, 1914
Creator: Warrell, John D.
Item Type: Refine your search to only Patent

Rail-Tie.

Description: Patent for improvements in metal rail ties to be placed in low areas to allow water to pass through to minimize the threat of washouts. Includes instructions and illustrations.
Date: November 11, 1913
Creator: Warrell, John D.
Item Type: Refine your search to only Patent

Rotary Engine

Description: Patent for Rotary Engine with an illustration attached. Created to "[embody] a novel construction and assemblage of the component elements, and [embody] novel means for reversing the engine." (lines 10-15)
Date: July 3, 1917
Creator: Martin, Jerry M.
Item Type: Refine your search to only Patent
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