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公开(公告)号：US3384534A
公开(公告)日：1968-05-21
申请号：US41891164
申请日：1964-12-16
Applicant: FMC CORP
Inventor： KINDRON ROBERT R , HOUG GEORGE W
IPC: D21C9/10
CPC classification number: D21C9/1084
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公开(公告)号：US3462344A
公开(公告)日：1969-08-19
申请号：US3462344D
申请日：1966-05-31
Applicant: FMC CORP
Inventor： KINDRON ROBERT R , HOUG GEORGE W
CPC classification number: D21C9/1036
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