US PATENT SUBCLASS 248 / 362
.~ VACUUM HOLD-DOWN

Current as of: June, 1999
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248 /   HD   SUPPORTS

351  DF  PROPS AND BRACES {5}
362.~ VACUUM HOLD-DOWN

DEFINITION

Classification: 248/362

(under the class definition) Devices in which the article is held to its support by atmospheric pressure acting on an element of the hold down by reason of a reduced pressure beneath the element.

SEE OR SEARCH THIS CLASS, SUBCLASS:

205.5+, and 363, for other vacuum supports.