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Engine Fan Belt Guard.
Patent for Engine Fan Belt Guards. This device helps the fan shift from slipping off mother vehicle engines.
Date:
May 11, 1920
Creator:
Brackett, Edward B.
System:
The Portal to Texas History
Timber-Hook.
Patent for an improved timber hook that is capable of automatically adjusting itself "according to the various lengths of logs" (lines 18-19).
Date:
May 26, 1914
Creator:
Martin, Daniel W.
System:
The Portal to Texas History