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Valve Mechanism for Gas Engines

Description: Patent for improvements in the valve mechanisms of gas engines, with the object being to "provide an air cooling chamber for maintaining the exhaust valve in a cooled condition under all conditions of operations (lines 9-14).
Date: November 12, 1914
Creator: Blumberg, Humble G.
Partner: UNT Libraries Government Documents Department

Permutation-Lock.

Description: Patent for a device of a permutation lock. One of its objects is to improve the permutation mechanism thereof and to provide novel means whereby the combination of the lock may be changed.
Date: November 17, 1914
Creator: Meepos, Max
Partner: UNT Libraries Government Documents Department

Safety-Aeroplane

Description: Patent for a safety aeroplane including instructions and illustrations.
Date: November 10, 1914
Creator: Haynes, Thomas Stanley
Partner: UNT Libraries Government Documents Department

Caster-Wheel

Description: Patent for a new and useful caster wheel with illustrations.
Date: November 24, 1914
Creator: Pepple, John W.
Partner: UNT Libraries Government Documents Department

Combination Tie and Rail-Joint

Description: Patent for improvement in the safety of tie and rail-joints. Improves the connection so that independent movement of the tie and rail is reduced.
Date: November 17, 1914
Creator: Knaus, John J.
Partner: UNT Libraries Government Documents Department

Air-Brake

Description: Patent for an air brake with instructions and illustrations.
Date: November 24, 1914
Creator: Wolf, Gustav B.
Partner: UNT Libraries Government Documents Department
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