Country
Counties
2 Matching Results
Results open in a new window/tab.
Results:
1 - 2 of
2
Machine for Sharpening Gin-Saws
Patent for "a machine of this class which shall be simple, durable, an d easily manipulated, and by means of which the teeth of gin-saws may be sharpened in a rapid, convenient, and effectual manner" (lines 9-14).
Date:
July 1, 1890
Creator:
Smith, John Quince
System:
The Portal to Texas History
Plow Attachment
Patent for a plow attachment. This invention works with sweep plows and consists of a runner and secured to the end of the plow beam. Illustration included.
Date:
January 1, 1907
Creator:
Wiegert, Theodore & Neumann, Louis
System:
The Portal to Texas History