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Oil-Tank.
Patent for an oil tank with an improved design for extinguishing fires inside the tanks and a means for allowing the escape of exploded gases upon accidental ignition.
Date:
February 9, 1915
Creator:
Wasson, Edgar Allen & Cooley, Francis Marion
System:
The Portal to Texas History
Pipe-Wrench.
Patent for improvements to pipe wrenches to a more simple design.
Date:
February 16, 1915
Creator:
Lewis, Guy V.
System:
The Portal to Texas History