US PATENT SUBCLASS 248 / 506
.~ Integral with article

Current as of: June, 1999
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248 /   HD   SUPPORTS

500  DF  HOLD-DOWN {6}
506.~ Integral with article

DEFINITION

Classification: 248/506

(under subclass 500) Device which is so positively connected to the article as to remain therewith when lifted from the underlying support; or to be dissociable therefrom only by a positive act of disconnection (e.g., unthreading).