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公开(公告)号：US2432427A
公开(公告)日：1947-12-09
申请号：US52376844
申请日：1944-02-24
Applicant: US RUBBER CO
Inventor： KUHN HERBERT M
CPC classification number: B65G15/34 , B65G15/54 , B65G2201/06 , Y10T442/3268
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