US PATENT SUBCLASS 381 / 433
.~.~ Basket detail

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


381 /   HD   ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES

150  DF  ELECTRO-ACOUSTIC AUDIO TRANSDUCER {18}
396  DF  .~ Electromagnetic (e.g., dyynamic) {8}
433.~.~ Basket detail

DEFINITION

Classification: 381/433

Basket detail:

(under subclass 396) Subject matter specifying a frame-like structure which supports both a diaphragm and a magnetic circuit means.