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公开(公告)号:US3262551A
公开(公告)日:1966-07-26
申请号:US38613064
申请日:1964-07-30
Applicant: STAMICARBON
Inventor: DE WAAL WILLY F M
IPC: B65G21/02 , B65G21/06 , B65G39/10
CPC classification number: B65G21/06 , B65G21/02 , B65G39/10