UNT Libraries Government Documents Department - 13 Matching Results

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Expansible Pulley

Description: Patent for an expansible pulley. This invention is constructed to expand and contract easily with great durability. Illustration included.
Date: December 1, 1903
Creator: Peters, William Arthur & May, Reynolds
Item Type: Refine your search to only Patent

Apparatus for Controlling Trolley Poles

Description: Patent for an apparatus for controlling trolley poles. "This invention relates to an apparatus for controlling trolley poles employed for effecting electrical connection between a trolley wire and a motor on a car, and has for its object to provide improved means for automatically throwing the trolley into position to be placed in engagement with the trolley wire" (line 9-15). Illustrations included.
Date: November 10, 1903
Creator: Bogue, Judson L. & Jennings, David M.
Item Type: Refine your search to only Patent

Washing Machine

Description: Patent for a washing machine. "This invention relates to washing-machines in the nature of a combined boiler and washing machine" (8-10). Illustration included.
Date: October 13, 1903
Creator: Pollard, Louis Edgar
Item Type: Refine your search to only Patent

Telephone Transmitter and Receiver

Description: Patent for a telephone transmitter and receiver. The device is for lines "known as 'long-distance' telephones for the purpose of taking up the weakened vibrations and re-energizing them...transmitting them with increased volume" (line 12-15) illustration included.
Date: June 30, 1903
Creator: Sammons, Oliver P.
Item Type: Refine your search to only Patent

Sewing Machine Attachment

Description: Patent for a sewing machine attachment that "aims to provide an attachment for use in connection with any sewing machine combining means for hemming, tucking, and braiding, the several parts being adjustable to admit of making hems any width and tucks any size and distance apart, the device being simple and comprising a minimum number of parts" (lines 9-16). Illustration included.
Date: June 9, 1903
Creator: Fain, Eliza Jane
Item Type: Refine your search to only Patent

Ant-Trap

Description: Patent for an ant trap "to provide a simple, inexpensive, and efficient one of great strength and durability adapted to be place over an ant-hill and capable of capturing the ant in the hill as they leave the same and also of catching the outside ants as they attempt to enter the hill. (line 11-17)
Date: May 26, 1903
Creator: Finley, William Frederick
Item Type: Refine your search to only Patent

Surgical Applicator

Description: Patent for a surgical applicator "which may be employed for the application of a suitable medicament to the membranous lining of the urethral canal of the phallus.(line 10-14).
Date: May 26, 1903
Creator: Ridgeway, Elzie L. & Bailey, Dan H.
Item Type: Refine your search to only Patent

Draft-Equalizer.

Description: Patent for improvement in draft-equalizers in which the draft-equalizer will “first, take away the side draft; second, to enable the plow to follow the furrow; third, to work three, four, or five horses to the same bars by simply adjusting the bars; fourth, to enable all horses except one to walk on solid ground, the one to walk in furrow; fifth, to enable the operator to place load on any point of the bars he chooses and still have a straight pull.” (Lines 25-34) Illustration is included.
Date: February 10, 1903
Creator: Lawrence, David & Vincent, John
Item Type: Refine your search to only Patent
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