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公开(公告)号:US2976420A
公开(公告)日:1961-03-21
申请号:US75467058
申请日:1958-08-12
Applicant: LANDSVERK ELECTROMETER COMPANY
Inventor: LANDSVERK OLE G , ZENONAS GLODENIS , MERRINER DELBERT L
IPC: H01J47/04
CPC classification number: H01J47/04
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公开(公告)号:US3047748A
公开(公告)日:1962-07-31
申请号:US80302959
申请日:1959-03-30
Applicant: LANDSVERK ELECTROMETER COMPANY
Inventor: LANDSVERK OLE G , ZENONAS GLODENIS , MERRINER DELBERT L
IPC: H02N1/04
CPC classification number: H02N1/04
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公开(公告)号:CA648825A
公开(公告)日:1962-09-18
申请号:CA648825D
Applicant: LANDSVERK ELECTROMETER COMPANY
Inventor: LANDSVERK OLE G , MERRINER DELBERT L , GLODENIS ZENONAS
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公开(公告)号:US3075081A
公开(公告)日:1963-01-22
申请号:US1288860
申请日:1960-02-01
Applicant: LANDSVERK ELECTROMETER COMPANY
Inventor: LANDSVERK OLE G , MERRINER DELBERT L
IPC: H01J47/04
CPC classification number: H01J47/04
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公开(公告)号:US2945734A
公开(公告)日:1960-07-19
申请号:US75459958
申请日:1958-08-12
Applicant: LANDSVERK ELECTROMETER COMPANY
Inventor: LANDSVERK OLE G , MERRINER DELBERT L
IPC: H01J47/04
CPC classification number: H01J47/04
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