US PATENT SUBCLASS 100 / 324
.~.~.~.~ Plural reciprocating platens

Current as of: June, 1999
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100 /   HD   PRESSES

70 R  DF  WITH ADDITIONAL TREATMENT OF MATERIAL {6}
92  DF  .~ Heating, cooling, or drying {4}
305  DF  .~.~ In press {4}
315  DF  .~.~.~ Reciprocating platen-type press {8}
324.~.~.~.~ Plural reciprocating platens {1}
325  DF  .~.~.~.~.~> Heating or cooling element in platen

DEFINITION

Classification: 100/324

Plural reciprocating platens:

(under subclass 315) Apparatus wherein more than one planar pressure surface is movable.