Results:
1 - 2 of
2
Cotton-Bur Separator.
Patent for improvements in apparatus for separating burs from cotton lint despite severe weather conditions, illustrations included.
Date:
August 20, 1918
Creator:
Irwin, Samuel D.
System:
The Portal to Texas History
Windmill
Patent for a windmill that makes it possible to convert the force of the wind into electrical or mechanical energy. This windmill has a governor that makes positioning adjustments when the windmill reaches an unsafe velocity.
Date:
July 23, 1918
Creator:
Cox, Oscar M.
System:
The Portal to Texas History