US PATENT SUBCLASS 381 / 331
.~.~ Inductive pickup


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}
331.~.~ Inductive pickup


DEFINITION

Classification: 381/331

Inductive pickup:

(under subclass 322) Subject matter including an inductor or coil connected to the hearing aid in order to detect an electromagnetic field from a telephone ear piece.

SEE OR SEARCH CLASS

379, Telephonic Communications,

52, for a telephone system including an aid for a handicapped user, such as a hearing aid; search subclass 55 for a telephonic device having a near field link (i.e., capacitive or inductive).