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公开(公告)号:US3087854A
公开(公告)日:1963-04-30
申请号:US17022662
申请日:1962-01-31
Applicant: FMC CORP
Inventor: IWATA HARRY M , POLLARD JOHN D , ISRAEL WILLIAM O
公开(公告)号:US3087854A
公开(公告)日:1963-04-30
申请号:US17022662
申请日:1962-01-31
Applicant: FMC CORP
Inventor: IWATA HARRY M , POLLARD JOHN D , ISRAEL WILLIAM O