Counties
2 Matching Results
Results open in a new window/tab.
Results:
1 - 2 of
2
Chain-Tightening Tool
Patent for a tool for tightening automobile wheel chains that is "simple in construction and may be manufactured at a comparatively low cost" (lines 14-16).
Date:
August 27, 1918
Creator:
Ruthven, George W.
System:
The Portal to Texas History
Submarine-Destroyer.
Patent for submarine destroyer that is a projectile of the harpoon type adapted to be dropped from an aeroplane with the purpose to destroy a submarine or other vessel.
Date:
November 27, 1917
Creator:
Garner, William W.
System:
The Portal to Texas History