US PATENT SUBCLASS 181 / 142
WAVE GENERATION


Current as of: June, 1999
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181 /   HD   ACOUSTICS

142WAVE GENERATION


DEFINITION

Classification: 181/142

(under the class definition) Subject matter for producing a sonic compressional wave.

(1) Note. A diaphragm or a diaphragm and means to move it will be placed as an original in subclasses below.

SEE OR SEARCH THIS CLASS, SUBCLASS:

143, for sound means and means to move the sound means.

144, for plural diaphragms.

148, for a diaphragm and enclosure.

157, for a diaphragm.