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Shoe-Sewing-Machine Attachment.
Patent for sole channel cutting for shoe sole sewing machines in which "the sole will be channeled for the insetting of the stiches, the channel being continuous and the cutting thereof is had when the show is at a standstill." (lines 15-20)
Date:
May 25, 1920
Creator:
Malmberg, Anders G.
System:
The Portal to Texas History
Steam-Engine
Patent for improvements to be made upon steam engines, with description of parts and use and illustrations.
Date:
May 25, 1886
Creator:
Cross, David L.
System:
The Portal to Texas History
Stock Food and Method of Preparing the Same
Patent for a new method to produce stock feed at a low cost, by "treating finely divided organic matter containing cellulose with certain acids under pressure, thereby freeing the cellulose and other carbohydrates," to make the feed more easily absorbable by animals (lines 13-23).
Date:
May 25, 1915
Creator:
Walker, Thomas Bailey
System:
The Portal to Texas History