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公开(公告)号：US1969442A
公开(公告)日：1934-08-07
申请号：US64371732
申请日：1932-11-21
Applicant: METALLURG REUNIS SA ATEL
Inventor： EDOUARD ANSEELE , DE MOOR MAURICE
IPC: B02B3/00
CPC classification number: B02B3/00
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