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公开(公告)号：US3042957A
公开(公告)日：1962-07-10
申请号：US85049459
申请日：1959-11-02
Applicant: KAWNEER CO
Inventor： MUESSEL DAN C , GRAMSE HAROLD E
IPC: E05F3/10
CPC classification number: E05F3/102 , E05F3/227 , E05Y2900/132 , Y10S16/09 , Y10T16/27 , Y10T16/2804
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