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公开(公告)号:US2074740A
公开(公告)日:1937-03-23
申请号:US71505734
申请日:1934-03-12
Applicant: FMC CORP
Inventor: CUTLER FRANK W , CUTLER ASA B
公开(公告)号:US2074740A
公开(公告)日:1937-03-23
申请号:US71505734
申请日:1934-03-12
Applicant: FMC CORP
Inventor: CUTLER FRANK W , CUTLER ASA B