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States
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Improvement in Processes of Reducing Asphaltum to a Liquid
Patent for a new and useful process of reducing asphaltum to a liquid and the patent includes a list of solvents suitable for use in the process.
Date:
March 20, 1877
Creator:
Lee, Archibald K.
System:
The Portal to Texas History
Plant for Generating Electricity.
Patent for a "simple, durable, compact, and reliable plant, house, or means operated by the force and energy of the wind without supervision or attention, and generating electricity and storing the same for use" (lines 10-14).
Date:
August 20, 1895
Creator:
Bowen, George R.
System:
The Portal to Texas History