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Ventilating Apparatus.

Description: Patent for a ventilating apparatus "adapted for use in connection with buildings, storehouses, and school and other buildings, both public and private" (lines 9-12).
Date: March 26, 1901
Creator: Vernon, William E.
Partner: UNT Libraries Government Documents Department

Trap-Gun.

Description: Patent for a trap gun, which is placed in a trap and fires when bait is disturbed which will only go off when the bait is tampered with and can turn to follow an animals movements in the trap.
Date: March 24, 1908
Creator: Lovelace, Charles D.
Partner: UNT Libraries Government Documents Department

Bed-Robe For Invalids.

Description: Patent for certain new and useful improvements in bed robes for invalids, including instructions and illustrations.
Date: March 27, 1900
Creator: Sims, Mary E.
Partner: UNT Libraries Government Documents Department

Counterbalancing Device for Pumps.

Description: Patent for a counterbalancing device for windmill pumps, which reduces friction and lateral pull on the pump.
Date: March 9, 1909
Creator: Cotten, Charles Kavendor
Partner: UNT Libraries Government Documents Department
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