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Process For Expressing Fluid From Paraffin Compositions.
Patent for using a cooling and heating process to assist with expressing fluids from paraffin compositions.
Date:
January 20, 1914
Creator:
Hansen, Julius
System:
The Portal to Texas History
Rail.
Patent for an invention relates to improvements in railway rails. The object is to provide a hollow rail having simple and cheap, but effective means for connecting the ends of the rails.
Date:
October 20, 1914
Creator:
Rochel, Ken E.
System:
The Portal to Texas History