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Patent US2878316 - AUDIO
AUDIO
Huntiaigiiioii Valley et al
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Abstract
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Description
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Patent number
: 2878316
Filing date
: Jan 14, 1949
Issue date
: Mar 17, 1959
Inventors
:
Huntiaigiiioii Valley
,
Huntiaigiiioii Valley
Current U.S. Classification
:
370/533
;
375/240
;
704/205
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Referenced by
Citing Patent
Filing date
Issue date
Original Assignee
Title
US5592398
Jun 9, 1994
Jan 7, 1997
Matsushita Electric Industrial Co., Ltd.
Multiple channel multiplexing apparatus
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