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Compressor.
Patent for a refrigerating machine compressor, which compresses more gas, cools the compressor with the incoming gas, and uses excess heat to dry the gas coming in.
Date:
April 19, 1910
Creator:
Mayhew, John Daugherty
System:
The Portal to Texas History
Fish Hook
Patent for a fish hook. Illustration included.
Date:
April 26, 1910
Creator:
Roberson, Elige L.
System:
The Portal to Texas History