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Combination Filing Block and Sawing Board
Patent for jewelrs combination wood filing block, and a sawing board.
Date:
January 9, 1917
Creator:
Stillians, Harry E.
System:
The Portal to Texas History
Direction-Indicator
Patent for Direction Indicator for a motorized vehicle. This particular model is electrically operated and used to indicate to other vehicles and pedestrians, what the vehicle intends to do and aims to reduce accidents.
Date:
October 9, 1917
Creator:
Britton, Osa Leo
System:
The Portal to Texas History
Protector for Detonator-Caps.
Patent for a detonator cap that acts as a "protecting device...to seal the inner end of the cap into which the adjacent end of the fuse is projected in use." (lines 13-16)
Date:
October 9, 1917
Creator:
Dillard, George L.
System:
The Portal to Texas History