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公开(公告)号:CA706429A
公开(公告)日:1965-03-23
申请号:CA706429D
Applicant: ETHYL CORP
Inventor: DEPREE DAVID O , DEWITT EARL G
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公开(公告)号:CA820809A
公开(公告)日:1969-08-19
申请号:CA820809D
Applicant: ETHYL CORP
Inventor: BROWN JEROME E , SHAPIRO HYMIN , DEWITT EARL G
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公开(公告)号:CA818352A
公开(公告)日:1969-07-22
申请号:CA818352D
Applicant: ETHYL CORP
Inventor: BROWN JEROME E , DEWITT EARL G , SHAPIRO HYMIN
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公开(公告)号:CA531828A
公开(公告)日:1956-10-16
申请号:CA531828D
Applicant: ETHYL CORP
Inventor: SHAPIRO HYMIN , DEWITT EARL G
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