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公开(公告)号：US2863083A
公开(公告)日：1958-12-02
申请号：US64838357
申请日：1957-03-25
Applicant: RADIOLOGIE CIE GLE
Inventor： AUTOINE SCHRAM
IPC: H01J35/10
CPC classification number: H01J35/10 , H01J2235/084
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