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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
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
Combination Furnace and Cook-Stove
Patent for combination furnace and cook-stove designed to burn charcoal and conserve fuel.
Date:
June 28, 1921
Creator:
Weaver, Bertha H.
System:
The Portal to Texas History
Rotary Fountain-Brush
Patent for a Rotary Fountain-Brush. The innovation of this item is that the water or cleaning agent fed into the brush causes it to rotate, using the medium of a water wheel or rotary.
Date:
August 2, 1921
Creator:
Hargis, Lawrence 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:
Kominsky, Isaac J.
System:
The Portal to Texas History