Texas Patents - 4 Matching Results

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Oxygen-Generator

Description: Patent for an oxygen generator that refills as it is emptied.
Date: February 7, 1911
Creator: Bradley, Richard Clinton
Partner: UNT Libraries Government Documents Department

Liquid Dispensing Apparatus.

Description: Patent for "certain new and useful Improvements in Liquid Dispensing Apparatus" (lines 5-7) describing new improvements, including instructions and illustrations.
Date: November 28, 1916
Creator: Bradley, Richard C.; Kinnebrew, Lee; Eastham, J. Malley & Ireland, C. Frank
Partner: UNT Libraries Government Documents Department

Locking Mechanism

Description: Patent for locking mechanism, particulalry used in locking liquid dispensing machines.
Date: January 30, 1917
Creator: Bradley, Richard C.
Partner: UNT Libraries Government Documents Department

Combination Drill Bit and Drill Shank

Description: Patent for "Improvements in Combination Drill-Bits and Drill-Shanks" (lines 6-7) including illustrations.
Date: December 30, 1919
Creator: Humason, Granville A.
Partner: UNT Libraries Government Documents Department
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