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公开(公告)号:US2777975A
公开(公告)日:1957-01-15
申请号:US51947155
申请日:1955-07-01
Applicant: CSF
Inventor: PIERRE AIGRAIN
CPC classification number: H01L23/38 , H01L35/00 , H01L2224/48463 , Y10S257/93
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公开(公告)号:US3098168A
公开(公告)日:1963-07-16
申请号:US80082059
申请日:1959-03-20
Applicant: CSF
Inventor: PIERRE AIGRAIN
IPC: H01J1/308
CPC classification number: H01J1/308
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