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公开(公告)号:US2026674A
公开(公告)日:1936-01-07
申请号:US70606334
申请日:1934-01-10
Applicant: STANDARD OIL CO CALIFORNIA
Inventor: EDWARDS SAMUEL H
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公开(公告)号:US2037582A
公开(公告)日:1936-04-14
申请号:US69664833
申请日:1933-11-04
Applicant: STANDARD OIL CO CALIFORNIA
Inventor: MACGREGOR JOHN R , FOLSOM LEON T , EDWARDS SAMUEL H
IPC: G05D23/08
CPC classification number: G05D23/08
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公开(公告)号:US2006001A
公开(公告)日:1935-06-25
申请号:US74332034
申请日:1934-09-10
Applicant: STANDARD OIL CO CALIFORNIA
Inventor: ROWE EUGENE A , EDWARDS SAMUEL H , FOSSATI FRANCIS N
IPC: C21D9/50
CPC classification number: C21D9/50
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