US PATENT SUBCLASS 34 / 564
.~.~.~.~ By plural timers

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

523  DF  APPARATUS {40}
524  DF  .~ With automatic control {11}
562  DF  .~.~ Of time period {1}
563  DF  .~.~.~ By timing motor and cam {1}
564.~.~.~.~ By plural timers

DEFINITION

Classification: 34/564

By plural timers:

(under subclass 563) Apparatus wherein more than one timer is used.