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公开(公告)号:US2081776A
公开(公告)日:1937-05-25
申请号:US53853031
申请日:1931-05-19
Applicant: GEN ELECTRIC
Inventor: STRICKLAND ROYAL F , BLAKE HAROLD D , STURT MCLEAN
CPC classification number: H01J61/86 , H01J61/54 , H05B31/0027
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公开(公告)号:US2047042A
公开(公告)日:1936-07-07
申请号:US40781729
申请日:1929-11-18
Applicant: GEN ELECTRIC
Inventor: STRICKLAND ROYAL F
IPC: H01J61/96
CPC classification number: H01J61/96
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