US PATENT SUBCLASS 236 / 1 B
.~ Zone control for heating and cooling medium

Current as of: June, 1999
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236 /   HD   AUTOMATIC TEMPERATURE AND HUMIDITY REGULATION

1 R  DF  MISCELLANEOUS {8}
1 B.~ Zone control for heating and cooling medium

Unofficial Alpha Subclasses: R A B C D E EA EB F G H

DEFINITION

Classification: 236/1

(under the class definition) Subject matter not provided for in any of the following subclasses.