UNT Libraries Government Documents Department - 6 Matching Results
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- Animal Trap.
- Patent for a new and improved animal-trap. This design consists "[i]n a trap comprising a well having ingress-openings in diametrically-opposite sides, the combination, with a cage constructed to move vertically in the said well, of plates mounted in ways and constructed to slide past and cover the said openings and having connection with the cage to counterbalance the same" (lines 86-93).
- Axle Straightener
- Patent for an axle straightener. Illustration included.
- Bed-Brace
- Patent for a bed-brace
- Grading Apparatus.
- Patent for improvements in grading apparatus to make it "comparatively simple and inexpensive in construction" (line 10) and readily adjustable.
- Occurrence, Availability and Chemical Quality of Ground Water in the Cretaceous Aquifers of North-Central Texas: Volume 1
- Report on the quality and availability of ground water in the cretaceous aquifers of north-central Texas. Includes maps, hydrographs, rainfall data, pumpage, and more.
- Vehicle-wheel.
- Patent for a vehicle wheel that does not wear down as quickly as those currently used and that better absorb shock. The text explains the different parts of the new wheel and why it is an improvement over current wheels.