1980-07-21
1982-11-30
Stellar, George G.
H04R 2500
Patent
active
043617344
ABSTRACT:
An improved hearing aid which is composed of a first and a second hearing aid amplifier circuit interconnected by a sound conducting tube and wherein the second hearing aid amplifier circuit includes a sound conducting tube to provide sound to the ear of a wearer and wherein the hearing aid amplifier circuits are housed within an ear mold housing.
REFERENCES:
patent: 2461344 (1949-02-01), Olson
patent: 4259547 (1981-03-01), Valley et al.
Malloy John Cyril
Stellar George G.
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