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Stove.
Patent for a stove, which circulates air through a central drum and increases the amount of heat put out by the stove.
Date:
September 3, 1907
Creator:
Sanders, Ira B.
System:
The Portal to Texas History
Railway-Track Lifting-Jack
Patent for "an improved device of this character which is designed for heavy work, as in railway service, and at the same time to have the device comparatively light in weight in order that it may be conveniently carried from place to place" (lines 10-15).
Date:
September 3, 1901
Creator:
Bentley, George Francis
System:
The Portal to Texas History