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公开(公告)号:US1875098A
公开(公告)日:1932-08-30
申请号:US56760831
申请日:1931-10-08
Applicant: LOOP MOORE GEORGE , ROBERT STEELE JAMES
Inventor: LOOP MOORE GEORGE , ROBERT STEELE JAMES
IPC: E01B13/02
CPC classification number: E01B13/02 , E01B2201/08
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公开(公告)号:US1779979A
公开(公告)日:1930-10-28
申请号:US23127827
申请日:1927-11-05
Applicant: LOOP MOORE GEORGE , ROBERT STEELE JAMES
Inventor: LOOP MOORE GEORGE , ROBERT STEELE JAMES
IPC: E01B13/02
CPC classification number: E01B13/02 , E01B2201/08
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公开(公告)号:US1956726A
公开(公告)日:1934-05-01
申请号:US53650831
申请日:1931-05-11
Applicant: LOOP MOORE GEORGE , ROBERT STEELE JAMES
Inventor: LOOP MOORE GEORGE , ROBERT STEELE JAMES
IPC: E01B13/02
CPC classification number: E01B13/02 , E01B2201/02 , E01B2201/08 , E01B2201/10
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公开(公告)号:US1830477A
公开(公告)日:1931-11-03
申请号:US47194730
申请日:1930-07-31
Applicant: LOOP MOORE GEORGE , ROBERT STEELE JAMES
Inventor: LOOP MOORE GEORGE , ROBERT STEELE JAMES
IPC: E01B13/02
CPC classification number: E01B13/02 , E01B2201/08
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公开(公告)号:US1777991A
公开(公告)日:1930-10-07
申请号:US33786329
申请日:1929-02-06
Applicant: LOOP MOORE GEORGE , ROBERT STEELE JAMES
Inventor: LOOP MOORE GEORGE , ROBERT STEELE JAMES
IPC: E01B13/02
CPC classification number: E01B13/02 , E01B2201/08
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公开(公告)号:US2251685A
公开(公告)日:1941-08-05
申请号:US25086639
申请日:1939-01-14
Applicant: LOOP MOORE GEORGE , ROBERT STEELE JAMES
Inventor: LOOP MOORE GEORGE , ROBERT STEELE JAMES
IPC: E01B13/02
CPC classification number: E01B13/02 , E01B2201/08
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公开(公告)号:US2067276A
公开(公告)日:1937-01-12
申请号:US69035433
申请日:1933-09-21
Applicant: LOOP MOORE GEORGE , ROBERT STEELE JAMES
Inventor: LOOP MOORE GEORGE , ROBERT STEELE JAMES
IPC: E01B13/02
CPC classification number: E01B13/02 , E01B2201/08
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公开(公告)号:US1760275A
公开(公告)日:1930-05-27
申请号:US21062727
申请日:1927-08-04
Applicant: LOOP MOORE GEORGE , ROBERT STEELE JAMES
Inventor: LOOP MOORE GEORGE , ROBERT STEELE JAMES
IPC: E01B13/02
CPC classification number: E01B13/02 , E01B2201/02 , E01B2201/06
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公开(公告)号:US1720087A
公开(公告)日:1929-07-09
申请号:US22147927
申请日:1927-09-23
Applicant: LOOP MOORE GEORGE , ROBERT STEELE JAMES
Inventor: LOOP MOORE GEORGE , ROBERT STEELE JAMES
IPC: E01B13/02
CPC classification number: E01B13/02 , E01B2201/08
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公开(公告)号:US2171163A
公开(公告)日:1939-08-29
申请号:US16995037
申请日:1937-10-20
Applicant: LOOP MOORE GEORGE , ROBERT STEELE JAMES
Inventor: LOOP MOORE GEORGE , ROBERT STEELE JAMES
IPC: E01B11/36
CPC classification number: E01B11/36 , Y10S411/924
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