US PATENT SUBCLASS 381 / 393
.~.~ electrical insulation feature

Current as of: June, 1999
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381 /   HD   ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES

150  DF  ELECTRO-ACOUSTIC AUDIO TRANSDUCER {18}
386  DF  .~ Mounting or support feature of housed loudspeaker {9}
393.~.~ electrical insulation feature

DEFINITION

Classification: 381/393

Electrical insulation feature:

(under subclass 386) Subject matter in which the housing or components within it do not conduct electricity.

SEE OR SEARCH CLASS

174, Electricity: Conductors and Insulators, for insulators, generally.