Resource Type
Counties
Decade
4 Matching Results
Results open in a new window/tab.
Results:
1 - 4 of
4
Band-Saw
Patent for improving band-saws for lumber "which can be inexpensively produced, which will not readily crack or otherwise deteriorate in use" (lines 15-18) by "reinforc[ing] the gullets of the teeth that the tendency for cracks to form at this point will be reduced to a minimum" (lines 33-35).
Date:
September 28, 1920
Creator:
McCormick, Merton H.
System:
The Portal to Texas History
Fishhook.
Patent for a fishhook that allows for a swiveling motion that does not interfere with the connection to the fishing line.
Date:
December 20, 1921
Creator:
King, James Manning
System:
The Portal to Texas History
Turntable.
Patent for an improved turntable "designed to be attached to and carried beneath a motor car" (lines 12-13) that would allow the car (train car) to be elevated or lowered onto railroad tracks. The device includes a base, pedestals, and a rotatable base.
Date:
January 3, 1922
Creator:
Westmoreland, James P. & Bullington, John D.
System:
The Portal to Texas History
Well-Drilling Tool.
Patent for a bit that can be attached to a rotary tool for drilling wells. It features a means for using water to dislodge any accumulated mud from the tool.
Date:
April 5, 1921
Creator:
Clore, Franklin H.
System:
The Portal to Texas History