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公开(公告)号：US1990678A
公开(公告)日：1935-02-12
申请号：US63848232
申请日：1932-10-19
Applicant: FIRM MAGNETOS LUCIFER SA
Inventor： ANDRE VAUCHER
IPC: H02K21/22
CPC classification number: H02K21/227 , H02K2201/12
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