US PATENT SUBCLASS 181 / 130
.~.~ Auditory canal insert

Current as of: June, 1999
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181 /   HD   ACOUSTICS

126  DF  ANATOMIC OR PROSTHETIC RELATION {2}
128  DF  .~ Ear and mouth {4}
130.~.~ Auditory canal insert {5}
131  DF  .~.~.~> Stethoscope
132  DF  .~.~.~> With diaphragm
133  DF  .~.~.~> Deflector type
134  DF  .~.~.~> Eardrum
135  DF  .~.~.~> Ear insert

DEFINITION

Classification: 181/130

(under subclass 129) Subject matter wherein there is a device that is operatively inserted in the auditory canal.