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公开(公告)号:US1955397A
公开(公告)日:1934-04-17
申请号:US56741831
申请日:1931-10-07
Applicant: RCA CORP
Inventor: GEEL WILLEM CHRISTIAAN VAN , HENDRIK EMMENS
IPC: H01L21/16
CPC classification number: H01L21/16
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公开(公告)号:US2029451A
公开(公告)日:1936-02-04
申请号:US59498232
申请日:1932-02-25
Applicant: RCA CORP
Inventor: GEEL WILLEM CHRISTIAAN VAN , HENDRIK EMMENS
CPC classification number: H01G9/022
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公开(公告)号:US2010069A
公开(公告)日:1935-08-06
申请号:US57066731
申请日:1931-10-23
Applicant: RCA CORP
Inventor: HENDRIK EMMENS
IPC: H02M7/06
CPC classification number: H02M7/06
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公开(公告)号:US1999551A
公开(公告)日:1935-04-30
申请号:US56741731
申请日:1931-10-07
Applicant: RCA CORP
Inventor: GEEL WILLEM CHRISTIAAN VAN , HENDRIK EMMENS
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公开(公告)号:US1988116A
公开(公告)日:1935-01-15
申请号:US57736331
申请日:1931-11-25
Applicant: RCA CORP
Inventor: HENDRIK EMMENS , GEEL WILLEM CHRISTIAAN VAN
CPC classification number: H01L25/073 , H01L21/34 , H01L21/479 , H01L23/48 , H01L29/00 , H01L29/24 , H01L2924/0002 , H01L2924/00
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