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Air-Brake.

Description: Patent for train air-brakes to provide set brakes and same auxiliary pressure on all cars regardless of the brake cylinder piston travel distance.
Date: January 13, 1914
Creator: Wolf, Gustav B.
Partner: UNT Libraries Government Documents Department

Locking Device

Description: Patent for a "locking device for coin controlled receptacles" (lines 11-13)
Date: February 6, 1912
Creator: Boone, Wallie R. & Watson, Chester A.
Partner: UNT Libraries Government Documents Department

Stalk-Cutter.

Description: Patent for a stalk cutter that attaches to a cultivator and will move up if it hits an obstacle.
Date: May 9, 1911
Creator: Bird, John L.
Partner: UNT Libraries Government Documents Department

Stalk-Cutter.

Description: Patent for a stalk-cutter that employs rotating breaking members to uproot the stalk and cut it rather than simply cutting the stalk and leaving the roots underground.
Date: November 7, 1911
Creator: Buchanan, Amos. W.
Partner: UNT Libraries Government Documents Department

Railway-Tie

Description: Patent for a railway tie with hollow and plastic filled portions. Illustrations included.
Date: February 18, 1913
Creator: Stratton, Steuben T.
Partner: UNT Libraries Government Documents Department

Show-Case.

Description: Patent for a show-case for cigars that can be opened at various points by levers.
Date: November 14, 1911
Creator: Kainer, Frank
Partner: UNT Libraries Government Documents Department
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