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Rocking-Chair Clamp
Patent for converting standard chairs into rocking chairs, including illustrations.
Date:
June 5, 1917
Creator:
Bell, Silas, D.
System:
The Portal to Texas History
Door Opener
Patent for "improved door opener for automobiles constructed particularly to enable the driver to control any of the doors and open any such selectively at pleasure without leaving his seat." (lines 8-12).
Date:
June 8, 1915
Creator:
Hyland, George O.
System:
The Portal to Texas History