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Means for Grinding Triple Valves.
Patent for a device for grinding triple valves to proper sizes and shapes for them to be inserted into things.
Date:
July 27, 1909
Creator:
Innis, Ezra E.
System:
The Portal to Texas History
Shade Roller and Curtain-Pole Bracket.
Patent for an adjustable, screwless support pole for window shades and curtains to be used with windows and shades of different widths.
Date:
January 27, 1920
Creator:
Leach, William F.
System:
The Portal to Texas History