UNT Libraries Government Documents Department - 7 Matching Results

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Car Coupling: Patent for train car coupling. Illustration included.
Harness-Hanger.: Patent for a harness hanger, which prevents the harnesses from getting tangled.
Plow Attachment: Patent for a plow attachment that is used for cutting the plowed stalks and breaking up large chunks of soil. Illustrations included.
Safety-Stirrup.: Patent for a safety stirrup which has a locking mechanism, which will open if a rider is thrown from the saddle to release the foot from the stirrup.
Spectacles: Patent for spectacles. Illustration included.
Well-Digging Machine.: Patent for an improved oil well digging machine.
Windmill.: Patent for "a new windmill design to improve the construction of windmills and to provide a simple, durable, and efficient one" (lines 11-12)