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公开(公告)号:US2440511A
公开(公告)日:1948-04-27
申请号:US57026444
申请日:1944-12-29
Applicant: TEXACO DEVELOPMENT CORP
Inventor: HARE DONALD G C
IPC: H01J47/08
CPC classification number: H01J47/08
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公开(公告)号:US2345119A
公开(公告)日:1944-03-28
申请号:US34242340
申请日:1940-06-26
Applicant: TEXACO DEVELOPMENT CORP
Inventor: HARE DONALD G C
IPC: G01V5/14
CPC classification number: G01V5/145
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公开(公告)号:US2374197A
公开(公告)日:1945-04-24
申请号:US42683742
申请日:1942-01-15
Applicant: TEXACO DEVELOPMENT CORP
Inventor: HARE DONALD G C
IPC: G01V5/06
CPC classification number: G01V5/06
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4.
公开(公告)号:US2503730A
公开(公告)日:1950-04-11
申请号:US58164745
申请日:1945-03-08
Applicant: TEXACO DEVELOPMENT CORP
Inventor: HARE DONALD G C
IPC: G01T1/18
CPC classification number: G01T1/18
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公开(公告)号:US2231577A
公开(公告)日:1941-02-11
申请号:US33786340
申请日:1940-05-29
Applicant: TEXACO DEVELOPMENT CORP
Inventor: HARE DONALD G C
IPC: E21B47/00
CPC classification number: E21B47/0005
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公开(公告)号:CA413729A
公开(公告)日:1943-07-06
申请号:CA413729D
Applicant: TEXACO DEVELOPMENT CORP
Inventor: HARE DONALD G C
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公开(公告)号:US2397072A
公开(公告)日:1946-03-19
申请号:US42683842
申请日:1942-01-15
Applicant: TEXACO DEVELOPMENT CORP
Inventor: HARE DONALD G C
IPC: H01J47/08
CPC classification number: H01J47/08
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公开(公告)号:US2334262A
公开(公告)日:1943-11-16
申请号:US33786240
申请日:1940-05-29
Applicant: TEXACO DEVELOPMENT CORP
Inventor: HARE DONALD G C
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公开(公告)号:US2316329A
公开(公告)日:1943-04-13
申请号:US34110240
申请日:1940-06-18
Applicant: TEXACO DEVELOPMENT CORP
Inventor: HARE DONALD G C
IPC: G01V5/10
CPC classification number: G01V5/107
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公开(公告)号:CA417082A
公开(公告)日:1943-12-14
申请号:CA417082D
Applicant: TEXACO DEVELOPMENT CORP
Inventor: HARE DONALD G C
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