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公开(公告)号:US3529834A
公开(公告)日:1970-09-22
申请号:US3529834D
申请日:1968-07-30
Applicant: CSF
Inventor: RENOUX ROBERT R A R
CPC classification number: G11B3/26
公开(公告)号:US3529834A
公开(公告)日:1970-09-22
申请号:US3529834D
申请日:1968-07-30
Applicant: CSF
Inventor: RENOUX ROBERT R A R
CPC classification number: G11B3/26