Resource Type
Counties
3 Matching Results
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Letter-Tying Device
Patent for a package tie. Illustrations included.
Date:
January 12, 1909
Creator:
Greenwood, Bluford P.
System:
The Portal to Texas History
Hot Water Heating System
Patent for an improvement to open fire water heating systems in buildings.
Date:
January 12, 1917
Creator:
McChesney, Louis P.
System:
The Portal to Texas History
Rotary Engine
Patent for a rotary engine. Illustrations included.
Date:
January 12, 1909
Creator:
Schaefer, Herbert Clyde
System:
The Portal to Texas History