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公开(公告)号:US2091031A
公开(公告)日:1937-08-24
申请号:US858235
申请日:1935-02-28
Applicant: RCA CORP
Inventor: DE BOER JAN HENDRIK , CORNELIS TEVES MARTEN , HENDRIK LEMS
IPC: H01J9/12
CPC classification number: H01J9/12
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公开(公告)号:US2242644A
公开(公告)日:1941-05-20
申请号:US21224738
申请日:1938-06-07
Applicant: RCA CORP
Inventor: DE BOER JAN HENDRIK
IPC: H01J29/28
CPC classification number: H01J29/28
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公开(公告)号:US2198329A
公开(公告)日:1940-04-23
申请号:US19556738
申请日:1938-03-12
Applicant: RCA CORP
Inventor: HAJO BRUINING , DE BOER JAN HENDRIK
IPC: H01J1/32
CPC classification number: H01J1/32
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公开(公告)号:US2139223A
公开(公告)日:1938-12-06
申请号:US53664831
申请日:1931-05-11
Applicant: RCA CORP
Inventor: DE BOER JAN HENDRIK , GEEL WILLEM CHRISTIAAN VAN
IPC: H01J40/16
CPC classification number: H01J40/16
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公开(公告)号:US2076622A
公开(公告)日:1937-04-13
申请号:US53664731
申请日:1931-05-11
Applicant: RCA CORP
Inventor: DE BOER JAN HENDRIK , GEEL WILLEM CHRISTIAAN VAN
IPC: H01J40/16
CPC classification number: H01J40/16
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公开(公告)号:US1966236A
公开(公告)日:1934-07-10
申请号:US57774031
申请日:1931-11-28
Applicant: RCA CORP
Inventor: DE BOER JAN HENDRIK , CORNELIS TEVES MARTEN
IPC: H01J40/06
CPC classification number: H01J40/06
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公开(公告)号:US1925307A
公开(公告)日:1933-09-05
申请号:US52318131
申请日:1931-03-16
Applicant: RCA CORP
Inventor: DE BOER JAN HENDRIK , GEEL WILLEM CHRISTIAAN VAN
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公开(公告)号:US2190695A
公开(公告)日:1940-02-20
申请号:US19594138
申请日:1938-03-15
Applicant: RCA CORP
Inventor: HAJO BRUINING , DE BOER JAN HENDRIK , CORNELIS TEVES MARTEN
IPC: H01J9/12
CPC classification number: H01J9/125 , H01J2201/32
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公开(公告)号:US2027025A
公开(公告)日:1936-01-07
申请号:US69878833
申请日:1933-11-20
Applicant: RCA CORP
Inventor: DE BOER JAN HENDRIK , CORNELIS TEVES MARTEN
IPC: H01J40/06
CPC classification number: H01J40/06
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