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公开(公告)号：US3005364A
公开(公告)日：1961-10-24
申请号：US82621559
申请日：1959-07-10
Applicant: FRANK BRODERICK
Inventor： FRANK BRODERICK
IPC: B31F1/07
CPC classification number: B31F1/07 , B31F2201/0723 , B31F2201/0733 , B31F2201/0738 , B31F2201/0743 , B31F2201/0792
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