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公开(公告)号:US2791257A
公开(公告)日:1957-05-07
申请号:US41788854
申请日:1954-03-22
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: JACOBSON EUGENE W , WEDNER BENJAMIN M
IPC: B60C27/16
CPC classification number: B60C27/16
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公开(公告)号:US3399802A
公开(公告)日:1968-09-03
申请号:US64159567
申请日:1967-05-26
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: WEDNER BENJAMIN M
IPC: F16K17/40
CPC classification number: F16K13/04 , Y10T137/1729 , Y10T137/1767
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公开(公告)号:US2779485A
公开(公告)日:1957-01-29
申请号:US39063853
申请日:1953-11-06
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: ECKLER NORMAN H , JACOBSON EUGENE W , WEDNER BENJAMIN M
IPC: B01J3/02
CPC classification number: B01J3/02
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公开(公告)号:US2745725A
公开(公告)日:1956-05-15
申请号:US25595451
申请日:1951-11-13
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: WARD JOHN V , WEDNER BENJAMIN M
CPC classification number: B04C5/15 , B01J8/0055 , Y10T137/7871 , Y10T137/7873
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公开(公告)号:US2711833A
公开(公告)日:1955-06-28
申请号:US29796652
申请日:1952-07-09
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: JACOBSON EUGENE W , WEDNER BENJAMIN M , ECKLER NORMAN H
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公开(公告)号:US3141741A
公开(公告)日:1964-07-21
申请号:US14081861
申请日:1961-09-26
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: HOEL DEAN C , WEDNER BENJAMIN M
IPC: G01N31/12
CPC classification number: G01N31/12
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公开(公告)号:US2998291A
公开(公告)日:1961-08-29
申请号:US69382757
申请日:1957-11-01
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: COGGESHALL NORMAN D , WEDNER BENJAMIN M
IPC: G01D1/04
CPC classification number: G01D1/04
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公开(公告)号:US2800972A
公开(公告)日:1957-07-30
申请号:US37553953
申请日:1953-08-20
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: JACOBSON EUGENE W , WEDNER BENJAMIN M
IPC: B60K17/342
CPC classification number: B60K17/342
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