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公开(公告)号:US2772368A
公开(公告)日:1956-11-27
申请号:US24117651
申请日:1951-08-10
Applicant: PERFORATING GUNS ATLAS CORP
Inventor: SCHERBATSKOY SERGE A
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公开(公告)号:US2740052A
公开(公告)日:1956-03-27
申请号:US19147650
申请日:1950-10-21
Applicant: PERFORATING GUNS ATLAS CORP
Inventor: CASTEL JACQUES H , SCHERBATSKOY SERGE A
IPC: G01V5/12
CPC classification number: G01V5/12
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公开(公告)号:US2740051A
公开(公告)日:1956-03-27
申请号:US19147550
申请日:1950-10-21
Applicant: PERFORATING GUNS ATLAS CORP
Inventor: SCHERBATSKOY SERGE A
IPC: G01V5/12
CPC classification number: G01V5/12
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公开(公告)号:US2659014A
公开(公告)日:1953-11-10
申请号:US23530051
申请日:1951-07-05
Applicant: PERFORATING GUNS ATLAS CORP
Inventor: SCHERBATSKOY SERGE A
IPC: G01V5/10
CPC classification number: G01V5/104
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公开(公告)号:US2758217A
公开(公告)日:1956-08-07
申请号:US22687551
申请日:1951-05-17
Applicant: PERFORATING GUNS ATLAS CORP
Inventor: SCHERBATSKOY SERGE A
IPC: G01T1/40
CPC classification number: G01T1/40
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公开(公告)号:US2740053A
公开(公告)日:1956-03-27
申请号:US20561651
申请日:1951-01-12
Applicant: PERFORATING GUNS ATLAS CORP
Inventor: SCHERBATSKOY SERGE A
IPC: G01V5/10
CPC classification number: G01V5/104
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公开(公告)号:US2725485A
公开(公告)日:1955-11-29
申请号:US24015851
申请日:1951-08-03
Applicant: PERFORATING GUNS ATLAS CORP
Inventor: SCHERBATSKOY SERGE A
IPC: G01V5/10
CPC classification number: G01V5/101
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公开(公告)号:US2648012A
公开(公告)日:1953-08-04
申请号:US11960149
申请日:1949-10-05
Applicant: PERFORATING GUNS ATLAS CORP
Inventor: SCHERBATSKOY SERGE A
IPC: G01V5/10
CPC classification number: G01V5/104
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