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Flour Bin and Sifter.
Patent for a new and improved flour bin and sifter. This design consists in "[a] bin having sleeves secured thereto at opposite sides and removable screening and sifting mechanism provided with similar sleeves, and two-prong pins engaging said sleeves for connecting the sifting and screening mechanism to the bin, the said pins being arranged with their heads in opposite directions" (lines 20-27).
Date:
September 24, 1889
Creator:
McClellan, John A.
System:
The Portal to Texas History
Machine for Destroying Cotton Boll Weevils
Patent for a machine that destroys cotton boll weevils. Illustration included.
Date:
May 24, 1904
Creator:
Riewe, Frederick
System:
The Portal to Texas History