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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6259925
Kind Code:
B2
Inventors:
ISHIHARA OSAMU
MORI TETSUO
SAWANO HIROSHI
Application Number:
JP11770579A
Publication Date:
December 14, 1987
Filing Date:
September 11, 1979
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Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
H03B9/12; H03L1/02