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公开(公告)号:US2896103A
公开(公告)日:1959-07-21
申请号:US77441558
申请日:1958-11-17
Applicant: APPLIED RADIATION CORP
Inventor: FARRELL SHERMAN R
IPC: H01J33/00
CPC classification number: H01J33/00
公开(公告)号:US2896103A
公开(公告)日:1959-07-21
申请号:US77441558
申请日:1958-11-17
Applicant: APPLIED RADIATION CORP
Inventor: FARRELL SHERMAN R
IPC: H01J33/00
CPC classification number: H01J33/00