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Windmill Lubricator

Description: Patent for a windmill lubricator. Illustration included.
Date: October 11, 1904
Creator: Tatsch, Hubert H.
Partner: UNT Libraries Government Documents Department

Tire-Setting Machine.

Description: Patent for certain new and useful improvements in tire setting machines, including instructions and illustrations.
Date: October 4, 1898
Creator: Mathisen, Christian
Partner: UNT Libraries Government Documents Department

Roadway for Vehicles

Description: Patent for a roadway for automobiles built of rail tracks that accommodate different tire sizes, so that wheels may run along the rails inlaid on roads.
Date: October 18, 1913
Creator: OBarr, Richard H.
Partner: UNT Libraries Government Documents Department

Emergency-Door for Safes.

Description: Patent for an emergency door for safes that provides an improved arrangement including a supplemental door which will automatically move to closed position when the main door is opened to its limit.
Date: October 16, 1917
Creator: Puhl, Max O.
Partner: UNT Libraries Government Documents Department
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