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公开(公告)号:US2025565A
公开(公告)日:1935-12-24
申请号:US35843429
申请日:1929-04-26
Applicant: GEN ELECTRIC
Inventor: FRITZ BLAU
IPC: H01K1/10
CPC classification number: H01K1/10
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公开(公告)号:US1670292A
公开(公告)日:1928-05-22
申请号:US75296824
申请日:1924-11-29
Applicant: GEN ELECTRIC
Inventor: FRITZ BLAU , FRITZ KOREF , KURT MOERS
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公开(公告)号:US1593381A
公开(公告)日:1926-07-20
申请号:US73899724
申请日:1924-09-22
Applicant: GEN ELECTRIC
Inventor: FRITZ BLAU
IPC: H01J61/92
CPC classification number: H01J61/92
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