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公开(公告)号:US3151632A
公开(公告)日:1964-10-06
申请号:US5025360
申请日:1960-08-17
Applicant: DRESSER IND
Inventor: RISLEY ROGER E , HALTERMAN JAMES W
IPC: F16L55/172
CPC classification number: F16L55/172 , Y10T24/1441
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公开(公告)号:US3045512A
公开(公告)日:1962-07-24
申请号:US83086559
申请日:1959-07-31
Applicant: DRESSER IND
Inventor: RISLEY ROGER E , MANN JOHN P
CPC classification number: F16L41/06 , Y10T137/6123
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公开(公告)号:US2784991A
公开(公告)日:1957-03-12
申请号:US38212453
申请日:1953-09-24
Applicant: DRESSER IND
Inventor: NEWELL FREDERICK T , RISLEY ROGER E
CPC classification number: F16L21/045 , F16L21/06
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公开(公告)号:US2648551A
公开(公告)日:1953-08-11
申请号:US9641649
申请日:1949-06-01
Applicant: DRESSER IND
Inventor: RISLEY ROGER E , KISH GEORGE D
IPC: F16L21/04
CPC classification number: F16L21/04
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公开(公告)号:US2610078A
公开(公告)日:1952-09-09
申请号:US61775645
申请日:1945-09-21
Applicant: DRESSER IND
Inventor: RISLEY ROGER E , WHITEHILL ALBERT J
IPC: B21F17/00 , F16L19/065
CPC classification number: F16L19/065 , B21F17/00 , Y10S285/91 , Y10T29/4987 , Y10T29/49945
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公开(公告)号:US2588573A
公开(公告)日:1952-03-11
申请号:US9829849
申请日:1949-06-10
Applicant: DRESSER IND
Inventor: RISLEY ROGER E , KISH GEORGE D
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公开(公告)号:US3106069A
公开(公告)日:1963-10-08
申请号:US74110758
申请日:1958-06-10
Applicant: DRESSER IND
Inventor: RISLEY ROGER E , NEWELL FREDERICK T
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公开(公告)号:US3045511A
公开(公告)日:1962-07-24
申请号:US80013559
申请日:1959-03-18
Applicant: DRESSER IND
Inventor: RISLEY ROGER E
CPC classification number: F16L41/06 , Y10T137/6123
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公开(公告)号:US2922664A
公开(公告)日:1960-01-26
申请号:US54751455
申请日:1955-11-17
Applicant: DRESSER IND
Inventor: RISLEY ROGER E , NEWELL FREDERICK T
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公开(公告)号:US2738995A
公开(公告)日:1956-03-20
申请号:US37279053
申请日:1953-08-06
Applicant: DRESSER IND
Inventor: RISLEY ROGER E , HOKE HOWARD L
IPC: F16L21/04
CPC classification number: F16L21/04
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