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Separator-Guard.
Patent for a separator-guard for spinning frames. It prevents "the yarn from being entangled in or caught by the devices for attaching the separators to their support" (lines 15-17). Illustrations included.
Date:
July 5, 1912
Creator:
Pitts, Arthur
System:
The Portal to Texas History
Safety Hat Pin
Patent for a safety hat pin for protection against workplace injuries, including illustrations.
Date:
November 29, 1912
Creator:
Donaldson, James Macon
System:
The Portal to Texas History
Scaffold-Bracket
Patent for a support for scaffolds or ladders on shingled roofs. Illustrations included.
Date:
August 27, 1912
Creator:
Wilkerson, Thurston A.
System:
The Portal to Texas History