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公开(公告)号:US3013156A
公开(公告)日:1961-12-12
申请号:US71044458
申请日:1958-01-22
Applicant: DRESSER IND
Inventor: HEARN DANIEL P
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112.
公开(公告)号:US3012147A
公开(公告)日:1961-12-05
申请号:US78197058
申请日:1958-12-22
Applicant: PHILIPS CORP
Inventor: JOHANNES HERMSEN , DUUREN KARS VAN
IPC: H01J47/08
CPC classification number: H01J47/08
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公开(公告)号:US2976421A
公开(公告)日:1961-03-21
申请号:US68678157
申请日:1957-09-27
Applicant: PHILIPS CORP
Inventor: ALEXANDER BAYFIELD WILLIAM
IPC: H01J47/08
CPC classification number: H01J47/08
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公开(公告)号:US2875364A
公开(公告)日:1959-02-24
申请号:US40153353
申请日:1953-12-31
Applicant: TEXAS CO
Inventor: GERHARD HERZOG
IPC: H01J47/08
CPC classification number: H01J47/08
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公开(公告)号:US2789242A
公开(公告)日:1957-04-16
申请号:US64741246
申请日:1946-02-13
Applicant: HERBERT FRIEDMAN , MICHAEL MCKEOWN
Inventor: HERBERT FRIEDMAN , MICHAEL MCKEOWN
IPC: H01J47/08
CPC classification number: H01J47/08
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公开(公告)号:US2759118A
公开(公告)日:1956-08-14
申请号:US26202951
申请日:1951-12-17
Applicant: TEXACO DEVELOPMENT CORP
Inventor: RUBLE RAYMOND J
IPC: H01J47/08
CPC classification number: H01J47/08
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公开(公告)号:US2742586A
公开(公告)日:1956-04-17
申请号:US28311152
申请日:1952-04-18
Applicant: HERBERT FRIEDMAN
Inventor: HERBERT FRIEDMAN
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公开(公告)号:US2741708A
公开(公告)日:1956-04-10
申请号:US22323151
申请日:1951-04-27
Applicant: TEXACO DEVELOPMENT CORP
Inventor: ARMISTEAD FONTAINE C
IPC: H01J47/08
CPC classification number: H01J47/08
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公开(公告)号:US2721943A
公开(公告)日:1955-10-25
申请号:US19133950
申请日:1950-10-21
Applicant: TEXACO DEVELOPMENT CORP
Inventor: ARMISTEAD FONTAINE C
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