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公开(公告)号:US3500255A
公开(公告)日:1970-03-10
申请号:US3500255D
申请日:1968-04-08
Applicant: IBM
Inventor: HO IRVING T , MULLICK SATISH K
CPC classification number: H01P5/185
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公开(公告)号:CA886234A
公开(公告)日:1971-11-16
申请号:CA886234D
Applicant: IBM
Inventor: HO IRVING T , MULLICK SATISH K
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