UNT Libraries Government Documents Department - 51 Matching Results

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Combined Rubber Dam and Tooth Backing Punch

Description: Patent for a combined rubber dam and tooth-backing punch. "This invention relates to new and useful improvement in dental instruments and more particularly it has references to a punch for forming holes accurately in the backing which is used on teeth in construction of bridges, plates, and cognate work" (line 12-17). Illustration included.
Date: May 19, 1908
Creator: Bell, Harry M.

Indicator

Description: Patent for an indicator. This indicator if for the use with cars as a means for moving a belt that displays the name of streets. Illustration included.
Date: December 15, 1908
Creator: Bell, Harry M.

Tourist's Glass.

Description: Patent for "improvements in tourist's glasses" ... "intended for the use of tourists, hunters, ranchmen, botanists, mineralogists, and analogous purposes, the object of which is to combine with a compass a plurality of instruments particularly adapted for the aforesaid persons and purposes" (lines 10-17) including illustrations.
Date: January 21, 1908
Creator: Faehrmann, John M.

Washing Machine

Description: Patent for a washing machine. This invention has a basket for holding clothes contained within a tub with hot soapy water. Illustration included.
Date: June 9, 1908
Creator: Hamilton, Walter Scott & Williams, James Rozier

Car Truck

Description: Patent for car truck. "This invention relates to car trucks, and one of the principal objects of the same is to provide an arrangement of equalizers which will reduce the lateral swinging motion of the car when passing around curves" (line 8-12). Illustration included.
Date: June 2, 1908
Creator: Haver, Edward H.

Street or Station Indicator.

Description: Patent for "indicators for displaying to passengers in a car the names of approaching streets or stations" (lines 9-11) including mechanical specifications and illustrations.
Date: January 14, 1908
Creator: Higgins, Polk Maderson & Lee Dolphia Harmes

Lock

Description: Patent for a lock. This lock is designed for a coin fed lock that releases the key for the customer. Illustration included.
Date: June 2, 1908
Creator: Johnson, Randall
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