UNT Libraries Government Documents Department - 4 Matching Results

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Air-Brake.
Patent for train air-brakes to provide set brakes and same auxiliary pressure on all cars regardless of the brake cylinder piston travel distance.
Car-Replacer
Patent for improved replacers for derailed railroad cars, complete with illustrations.
Press for Forming Hollow Articles
Patent for a press for forming hollow objects such as furnace pots. Illustrations included.
Vise and Saw-Clamp
Patent for improvements to vise and saw clamps complete with illustration.
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