Access
Resource Type
Counties
2 Matching Results
Results open in a new window/tab.
Results:
1 - 2 of
2
Vise for Drilling-Machines
Patent for a vise for drilling-machines with a novel construction and combination of parts. The work is positioned and clamped under the drill.
Date:
September 9, 1919
Creator:
Joyce, James M.
System:
The Portal to Texas History
Guard.
Patent for a guard for marine vessels against torpedoes.
Date:
September 21, 1920
Creator:
Muncy, David J.
System:
The Portal to Texas History