US PATENT SUBCLASS 434 / 144
.~.~ With means demonstrating wind currents over earth
Current as of:
June, 1999
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434 /
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EDUCATION AND DEMONSTRATION
130
DF
GEOGRAPHY
{3}
131
DF
.~ Terrestrial globe or accessory therefor {15}
144
.~.~ With means demonstrating wind currents over earth
DEFINITION
Classification: 434/144
With means demonstrating wind currents over earth:
(under subclass 131) Subject matter including means representing flow of atmospheric air streams relative to the surface of the earth.