UNT Libraries Government Documents Department - 2 Matching Results
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- Gopher Trap.
- Patent for a new and improved trap for gophers and other subterranean animals. This design utilizes for the first time the combination of spring, jaw, treadle, trigger, and baseboard to ensnare gophers and other varmints.
- Vehicle Axle Lubricator.
- Patent for a new and improved axle lubricator. This design utilizes threads to allow for removal and reattachment, as well as easy cleaning.