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公开(公告)号:US2747137A
公开(公告)日:1956-05-22
申请号:US59349345
申请日:1945-05-12
Applicant: GEN ELECTRIC
Inventor: LEWI TONKS
IPC: H01J25/587
CPC classification number: H01J25/587
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公开(公告)号:US1915076A
公开(公告)日:1933-06-20
申请号:US58699932
申请日:1932-01-16
Applicant: GEN ELECTRIC
Inventor: LEWI TONKS
CPC classification number: H03D11/02 , C01B25/308
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公开(公告)号:US1894134A
公开(公告)日:1933-01-10
申请号:US54505931
申请日:1931-06-17
Applicant: GEN ELECTRIC
Inventor: LEWI TONKS
IPC: G01R23/04
CPC classification number: G01R23/04
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公开(公告)号:US2407911A
公开(公告)日:1946-09-17
申请号:US43924842
申请日:1942-04-16
Applicant: GEN ELECTRIC
Inventor: LEWI TONKS , ROY APKER LE
IPC: H01P5/02
CPC classification number: H01P5/02
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公开(公告)号:US1866358A
公开(公告)日:1932-07-05
申请号:US22972827
申请日:1927-10-29
Applicant: GEN ELECTRIC
Inventor: KINGDON KENNETH H , LEWI TONKS
IPC: H01J1/18
CPC classification number: H01J1/18
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公开(公告)号:US2409913A
公开(公告)日:1946-10-22
申请号:US52224144
申请日:1944-02-14
Applicant: GEN ELECTRIC
Inventor: LEWI TONKS
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公开(公告)号:US2405071A
公开(公告)日:1946-07-30
申请号:US50458743
申请日:1943-10-01
Applicant: GEN ELECTRIC
Inventor: LEWI TONKS
IPC: H03K3/55
CPC classification number: H03K3/55
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公开(公告)号:US2405070A
公开(公告)日:1946-07-30
申请号:US43201042
申请日:1942-02-23
Applicant: GEN ELECTRIC
Inventor: LEWI TONKS , MILTON DAVIS
IPC: H03K3/537
CPC classification number: H03K3/537
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公开(公告)号:US2405069A
公开(公告)日:1946-07-30
申请号:US43200942
申请日:1942-02-23
Applicant: GEN ELECTRIC
Inventor: LEWI TONKS
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