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Self-Signaling Device For Railroads.
Patent for a self-signalling device for railroads that is simple and efficient. Instructions and illustration included.
Date:
April 11, 1916
Creator:
Littlepage, Rufus E.
System:
The Portal to Texas History
Mechanical Movement
Patent for mechanical movement that aids in operating a gin automatically.
Date:
December 5, 1916
Creator:
Tucker, Roger V.
System:
The Portal to Texas History