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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH053960
Kind Code:
B2
Inventors:
AZUMA EIJI
Application Number:
JP8322385A
Publication Date:
January 18, 1993
Filing Date:
April 18, 1985
Export Citation:
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Assignee:
AUDIO TECHNICA KK
International Classes:
H04R11/08; H04R11/12