US PATENT SUBCLASS 381 / 89
.~.~ Loudspeakers driven in given phase relationship

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

87  DF  HAVING NON-ELECTRICAL FEATURE (E.G., MOUNTING) {3}
89.~.~ Loudspeakers driven in given phase relationship

DEFINITION

Classification: 381/89

Loudspeakers driven in given phase relationship:

(under subclass 87) Subject matter where there are a plurality of loudspeakers in the specific container which are driven such as that their output sound has a particular phase relationship.