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公开(公告)号:US3328907A
公开(公告)日:1967-07-04
申请号:US42692365
申请日:1965-01-21
Applicant: DATA PACKAGING CORP
Inventor: BURGESS FRANK H , GREGORY MATHUS , LYMAN GEORGE F , OTTO MORNINGSTAR
IPC: G03B21/32 , G11B23/037
CPC classification number: G11B23/037 , G03B21/321 , Y10S242/912
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公开(公告)号:US3229928A
公开(公告)日:1966-01-18
申请号:US36234364
申请日:1964-04-24
Applicant: DATA PACKAGING CORP
Inventor: BURGESS FRANK H , OTTO MORNINGSTAR , GREGORY MATHUS
IPC: G03B21/32 , G11B23/037
CPC classification number: G03B21/321 , G11B23/037
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公开(公告)号:US3209904A
公开(公告)日:1965-10-05
申请号:US30785963
申请日:1963-09-10
Applicant: DATA PACKAGING CORP
Inventor: GREGORY MATHUS , OTTO MORNINGSTAR , BURGESS FRANK H
IPC: G03B21/32
CPC classification number: G03B21/323
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