US PATENT SUBCLASS 381 / 327
.~.~ Spectacle

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

312  DF  HEARING AIDS, ELECTRICAL {9}
322  DF  .~ Specified casing or housing {8}
327.~.~ Spectacle

DEFINITION

Classification: 381/327

Spectacle:

(under subclass 322) Subject matter in combination with an eyeglass frame.

SEE OR SEARCH CLASS

351, Optics: Eye Examining, Vision Testing and Correcting,

41+, for spectacle and eyeglasses, and subclasses 111+ for spectacle temples.

600, Surgery,

25, for surgically implanted hearing aids, such as cochlear implants, which stimulate the nerves through direct contact therwith.