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Snowplow.
Patent for a new snowplow design for use at the front of a motor vehicle, steam car, or electric car. The snowplow is triangular in shape, and has sides that can be adjusted vertically, to increase the height of the plow.
Date:
November 15, 1921
Creator:
Jezova, Mary
System:
The Portal to Texas History
Chimney Cowl.
Patent for a chimney cowl with a manually controlled spark outlet
Date:
November 9, 1920
Creator:
Jezŏva, Mary
System:
The Portal to Texas History