Texas Patents - 4 Matching Results
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- Hoisting Drum.
- Patent for an invention that "relates to improvements in hoisting drums" (line 15-16). Structure, objective, and illustrations of hoisting drums are included.
- Lifting Clamp for Well Casings
- Patent for a lifting clamp for well casings. It is designed to make the lifting of well casings easier and safer for those attaching the clamp to the lifting mechanism.
- Wire-Winding Machine
- Patent for a wire winding machine for making well screens.
- Cylinder for Cotton-Gins
- Patent for a cylinder for cotton gins that can have one disk removed for repair without taking apart the whole cylinder.