Resource Type
Counties
3 Matching Results
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Ant Trap.
Patent for an in-ground ant trap that prevents the ants from escaping once caught in the trap, including instructions and illustrations
Date:
September 12, 1911
Creator:
Knox, Jessie Lonzo
System:
The Portal to Texas History
Cultivator Attachment
Patent for a cultivator attachment that allows the cultivator height to be adjusted for digging. Illustrations included.
Date:
January 10, 1911
Creator:
Stewart, Lon Woodson
System:
The Portal to Texas History
Car-Ventilating System.
Patent for a railroad car ventilating system that does require opening the windows.
Date:
February 14, 1911
Creator:
Shanley, Michael H.
System:
The Portal to Texas History