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公开(公告)号：CA346406A
公开(公告)日：1934-11-27
申请号：CA346406D
Applicant: STANDARD OIL CO
Inventor： BROWN ARTHUR B , DIWOKY FRED F
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公开(公告)号：CA363521A
公开(公告)日：1937-01-19
申请号：CA363521D
Applicant: STANDARD OIL CO
Inventor： BROWN ARTHUR B , DIWOKY FRED F
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