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公开(公告)号:US2648777A
公开(公告)日:1953-08-11
申请号:US17313150
申请日:1950-07-11
Applicant: LANDSVERK OLE G
Inventor: LANDSVERK OLE G
IPC: H01J47/04
CPC classification number: H01J47/04
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公开(公告)号:US2638551A
公开(公告)日:1953-05-12
申请号:US13109149
申请日:1949-12-05
Applicant: KELEKET X RAY CORP
Inventor: LANDSVERK OLE G , RASMUSSEN LEONARD E
IPC: H01J47/04
CPC classification number: H01J47/04
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公开(公告)号:US2622207A
公开(公告)日:1952-12-16
申请号:US24140151
申请日:1951-08-11
Applicant: GEN ELECTRIC
Inventor: RICH THEODORE A
IPC: H01J47/04
CPC classification number: H01J47/04
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公开(公告)号:US2594660A
公开(公告)日:1952-04-29
申请号:US12151049
申请日:1949-10-15
Applicant: CALIFORNIA INST RES FOUND
Inventor: LAURITSEN CHARLES C
IPC: H01J47/04
CPC classification number: H01J47/04
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公开(公告)号:US2582163A
公开(公告)日:1952-01-08
申请号:US9765749
申请日:1949-06-07
Applicant: RICH THEODORE A , BIGELOW JOHN E
Inventor: RICH THEODORE A , BIGELOW JOHN E
IPC: H01J47/04
CPC classification number: H01J47/04
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公开(公告)号:US2573999A
公开(公告)日:1951-11-06
申请号:US72460147
申请日:1947-01-27
Applicant: VICTOREEN INSTR COMPANY
Inventor: VICTOREEN JOHN A
IPC: H01J47/04
CPC classification number: H01J47/04
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97.Method of detecting and measuring radiant energy for locating subterranean petroleum deposits 失效
Title translation: 检测和测量用于定位地下石油矿床的辐射能的方法公开(公告)号:US2461799A
公开(公告)日:1949-02-15
申请号:US54794044
申请日:1944-08-03
Applicant: WALTER ARMSTRONG
Inventor: WALTER ARMSTRONG
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公开(公告)号:US2436008A
公开(公告)日:1948-02-17
申请号:US47289443
申请日:1943-01-19
Applicant: SHELLEY KRASNOW , CURTISS LEON F
Inventor: SHELLEY KRASNOW , CURTISS LEON F
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