US PATENT SUBCLASS 362 / 397
.~ Suction cup
Current as of: June, 1999
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DEFINITION
Classification: 362/397
(under subclass 382) Subject matter wherein the support is attachable to the reference structure by means which creates or maintains a vacuum between the support and the reference structure, so that the force of atmospheric pressure counteracts forces tending to move the support and reference structure relative to each other.
