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Process of Refining Crude Mineral Oils and their Distillates.
Patent for a process for the purification of crude oils using a variety of chemical processes.
Date:
September 24, 1901
Creator:
Thiele, Felix C.
System:
The Portal to Texas History
Railway-Ticket, &c.
Patent "to furnish for railway-companies a form of excursion-ticket whose return portion or stop-over portion, as the case may be, is not capable of successful use by scalpers" (lines 11-15).
Date:
July 9, 1901
Creator:
Smith, Lowndes G.
System:
The Portal to Texas History