Ear muff hearing aid

Details Ear muff hearing aid Ear muff hearing aid

1984-11-14

1986-03-11

Fuller, Benjamin R.

Acoustics

Anatomic or prosthetic relation

Ear and mouth

181136, H04R 2500

Patent

active

045749124

ABSTRACT:
An acoustic device for amplifying sound is provided and consists of a pair of ear extenders secured to a head band so that the head band may be positioned on a listener's head with the ear extenders transversely in contact with the listener's head behind the ears whereby sounds are amplified and transmitted into the ears.

REFERENCES:
patent: 1366193 (1921-01-01), Lalieff
patent: 1757966 (1930-05-01), Kaplick
patent: 3938616 (1976-02-01), Brownfield
patent: 4457396 (1984-07-01), James

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