US PATENT SUBCLASS 296 / 212
.~.~ Vacuum or air pressure applied to roof means

Current as of: June, 1999
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296 /   HD   LAND VEHICLES: BODIES AND TOPS

225  DF  TOPS {9}
210  DF  .~ Roof structure {6}
212.~.~ Vacuum or air pressure applied to roof means

DEFINITION

Classification: 296/212

Vacuum or air pressure applied to roof means:

(under subclass 210) Subject matter having means which may be evacuated or pressurized by a gas or liquid to cause said covering means, or part thereof, to assume a desired shape or configuration.