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公开(公告)号:US2461802A
公开(公告)日:1949-02-15
申请号:US61758845
申请日:1945-09-20
Applicant: WALTER ARMSTRONG
Inventor: WALTER ARMSTRONG
IPC: G01V5/02
CPC classification number: G01V5/02
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公开(公告)号:US2461803A
公开(公告)日:1949-02-15
申请号:US61758945
申请日:1945-09-20
Applicant: WALTER ARMSTRONG
Inventor: WALTER ARMSTRONG
IPC: G01V5/02
CPC classification number: G01V5/02
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3.Apparatus for detecting and measuring radiant energy for locating subterranean petroleum deposits 失效
Title translation: 用于检测和测量用于定位地下石油沉积物的辐射能的装置公开(公告)号:US2461800A
公开(公告)日:1949-02-15
申请号:US58128045
申请日:1945-03-06
Applicant: WALTER ARMSTRONG
Inventor: WALTER ARMSTRONG
IPC: G01V5/02
CPC classification number: G01V5/02
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4.Apparatus and method for detecting and measuring radiant energy for locating subterranean petroleum deposits 失效
Title translation: 用于检测和测量用于定位地下石油沉积物的辐射能的装置和方法公开(公告)号:US2461801A
公开(公告)日:1949-02-15
申请号:US75060247
申请日:1947-05-26
Applicant: WALTER ARMSTRONG
Inventor: WALTER ARMSTRONG
IPC: G01V5/02
CPC classification number: G01V5/02
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5.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:US1397714A
公开(公告)日:1921-11-22
申请号:US46135521
申请日:1921-04-14
Applicant: WALTER ARMSTRONG
Inventor: WALTER ARMSTRONG
IPC: B41B11/00
CPC classification number: B41B11/00
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