Title:
Hearing aid
United States Patent 3098127
US Patent References:
Electronic sound transmitting device
- - 2950357

In-ear hearing aid
- - 2987584


Inventors:
Huth, Walter H.
Publication Date:
07/16/1963
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Assignee:
Huth, Walter H.
Primary Class:
381/328
Other Classes:
381/338, 381/322, 381/350, 381/330
International Classes:
H04R25/00
Foreign References:
DE1078175B