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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH056811
Kind Code:
B2
Inventors:
ISHII MITSURU
Application Number:
JP18471285A
Publication Date:
January 27, 1993
Filing Date:
August 21, 1985
Export Citation:
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Assignee:
NIPPON ELECTRIC CO
International Classes:
H04B7/02; B06B1/04; H04B7/08; H04R7/04; H04R11/02; H04R11/04