US PATENT SUBCLASS 34 / 621
.~.~.~ Including means to suspend work

Current as of: June, 1999
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34 /   HD   DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS

523  DF  APPARATUS {40}
611  DF  .~ Sheet, web, or strand {3}
618  DF  .~.~ For flexible sheet, web, or strand {6}
621.~.~.~ Including means to suspend work {1}
622  DF  .~.~.~.~> Portable or collapsible

DEFINITION

Classification: 34/621

Including means to suspend work:

(under subclass 618) Subject matter including a means to let the material hang free.