UNT Libraries Government Documents Department - 2 Matching Results

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Pump.

Description: Patent for an inexpensive, simple, and effective pump that can be easily cleaned, but stays relatively clean.
Date: April 10, 1894
Creator: Tom, Joseph C. & Tom Edward A.

Vermin-Destroyer.

Description: Patent for a device to exterminate burrowing animals.
Date: February 10, 1903
Creator: Phillips, James M.
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