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公开(公告)号:US2330432A
公开(公告)日:1943-09-28
申请号:US42979742
申请日:1942-02-06
Applicant: STANDARD OIL CO CALIFORNIA
Inventor: FOSSATI FRANCIS N
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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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