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公开(公告)号:JPH0345405B2
公开(公告)日:1991-07-11
申请号:JP6942482
申请日:1982-04-23
Applicant: SONY CORP
Inventor: MIKAMI TSUTOMU , MASUDA TAKASHI , KAI KYOSHI
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公开(公告)号:JPH0221066B2
公开(公告)日:1990-05-11
申请号:JP9258281
申请日:1981-06-16
Applicant: SONY CORP
Inventor: KAI KYOSHI , SAITO AKIRA , CHIBA KEIKICHI
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