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Power-Driven-Implement Frame
Patent for improvements in power driven implement frames, specifically in tractors, with illustrations.
Date:
January 13, 1920
Creator:
Armstrong, Ira
System:
The Portal to Texas History
Mail Carrier or Container.
Patent for a mail carrier designed with a ratchet and clamp to hold mail securely while also allowing for quick extraction of the mail.
Date:
April 27, 1920
Creator:
Blocker, Leck H.
System:
The Portal to Texas History
Funnel
Patent for a funnel for heavy, slow running liquids, that will prevent any spilling when turned sideways.
Date:
November 9, 1920
Creator:
Isaac J. Kominsky
System:
The Portal to Texas History