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Self Locking Rail Chair.
Patent for self locking rail chair. This chair can be easily added to older rail lines for passengers' comfort.
Date:
January 26, 1915
Creator:
Liebmann, August G.
System:
The Portal to Texas History
Desulfurizing Lima or Analogous Petroleum and Related Oils
Patent for an oil distillate to desulfurize petroleum found in Lima, Ohio. Illustrations included.
Date:
January 26, 1909
Creator:
Robinson, Clarence I.
System:
The Portal to Texas History