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公开(公告)号：US2338301A
公开(公告)日：1944-01-04
申请号：US38308641
申请日：1941-03-13
Applicant: MENGEL COMPANY
Inventor： ROBINSON HERSCHEL M
IPC: B27C5/08
CPC classification number: B27C5/08 , Y10T82/2585
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