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公开(公告)号:US2104073A
公开(公告)日:1938-01-04
申请号:US9311236
申请日:1936-07-28
Applicant: GEN ELECTRIC
Inventor: DRUYVESTEYN MARI J , NICOLAAS WARMOLTZ
CPC classification number: H01J61/35 , C03C17/23 , C03C17/27 , C03C21/007 , C03C2217/228 , C03C2217/229 , C03C2218/151 , C03C2218/322 , H01J9/20
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公开(公告)号:US2010852A
公开(公告)日:1935-08-13
申请号:US73191134
申请日:1934-06-22
Applicant: GEN ELECTRIC
Inventor: DRUYVESTEYN MARI J
IPC: H01J61/00
CPC classification number: H01J61/00
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公开(公告)号:US2103227A
公开(公告)日:1937-12-21
申请号:US15942837
申请日:1937-08-16
Applicant: GEN ELECTRIC
Inventor: DRUYVESTEYN MARI J
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公开(公告)号:US2056629A
公开(公告)日:1936-10-06
申请号:US72105834
申请日:1934-04-17
Applicant: GEN ELECTRIC
Inventor: WILLEM UYTERHOEVEN , DRUYVESTEYN MARI J , LOURENS BLOK
IPC: H05B41/232
CPC classification number: H05B41/232 , Y10S315/05
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公开(公告)号:US2035784A
公开(公告)日:1936-03-31
申请号:US67897433
申请日:1933-07-03
Applicant: GEN ELECTRIC
Inventor: CORNELIS BOL , DE GROOT WILLEM , DRUYVESTEYN MARI J
IPC: H01J61/70
CPC classification number: H01J61/70
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