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公开(公告)号:CA895252A
公开(公告)日:1972-03-14
申请号:CA895252D
Applicant: IBM
Inventor: SILVEY GENE A , REGH JOSEPH
IPC: B24B37/04 , B24B1/00 , H01L21/02 , C23F3/06 , H01L21/306
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公开(公告)号:CA888662A
公开(公告)日:1971-12-21
申请号:CA888662D
Applicant: IBM
Inventor: DOO VEN Y , NICHOLS DONALD R , SILVEY GENE A
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