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公开(公告)号：US2510075A
公开(公告)日：1950-06-06
申请号：US75457147
申请日：1947-06-13
Applicant: INT STANDARD ELECTRIC CORP
Inventor： CLAVIER ANDRE G , MARCEL DENIS
IPC: H03C1/58
CPC classification number: H03C1/58
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