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公开(公告)号:US2409664A
公开(公告)日:1946-10-22
申请号:US50274643
申请日:1943-09-17
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: CLIFFORD DAVID G
IPC: H01J25/24
CPC classification number: H01J25/24
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公开(公告)号:US2752485A
公开(公告)日:1956-06-26
申请号:US45135642
申请日:1942-07-17
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: OKRESS ERNEST C , CLIFFORD DAVID G
IPC: H01J17/04
CPC classification number: H01J17/04
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