Combination Filing Block and Sawing Board (open access)

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 (open access)

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. (open access)

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