UNT Libraries Government Documents Department - 5 Matching Results
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- Mold for Typographical Casting-Machines.
- Patent for a mold for typographical casting machines which may be altered to produce slugs of different sizes.
- Bedstead
- Patent for a bedstead. Illustration included.
- Propeller
- Patent for a boat propeller that does not create a vacuum behind it and is more efficient than other propellers.
- Spring-Washer for Piano-Flanges.
- Patent for a spring washer for piano flanges that prevents the flanges from becoming loose over time.
- Fan and Motoro Therefor.
- Patent for a motor-propelled fan that can attach to any support, especially beds steads and other furniture. The motor is simple and can be easily manipulated.