Resource Type
Counties
3 Matching Results
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Combination Fence and Repair Tool
Patent for a multi-purpose tool related to working with wires in and around the home. It is intended to tighten, twist, and/or sever a wire.
Date:
September 6, 1917
Creator:
Grogan, Edward W.
System:
The Portal to Texas History
Underreamer
Patent for an under-reamer for use in drilling oil wells.
Date:
September 10, 1912
Creator:
Wagner, Warren
System:
The Portal to Texas History
Shut-Off Head for Casings and The Like
Patent for a shut-off head for casings in oil wells.
Date:
September 10, 1912
Creator:
Wagner, Warren
System:
The Portal to Texas History