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公开(公告)号:CA489876A
公开(公告)日:1953-01-20
申请号:CA489876D
Applicant: STANDARD OIL DEV CO
Inventor: WILSON CARROLL J , GILDER CARLL F VAN , NELSON JOSEPH F , SMITH WARREN M
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公开(公告)号:CA478986A
公开(公告)日:1951-11-27
申请号:CA478986D
Applicant: STANDARD OIL DEV CO
Inventor: NELSON JOSEPH F
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公开(公告)号:CA482708A
公开(公告)日:1952-04-22
申请号:CA482708D
Applicant: STANDARD OIL DEV CO
Inventor: NELSON JOSEPH F , SPARKS WILLIAM J
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公开(公告)号:CA480753A
公开(公告)日:1952-01-29
申请号:CA480753D
Applicant: STANDARD OIL DEV CO
Inventor: SPARKS WILLIAM J , NELSON JOSEPH F
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公开(公告)号:CA462714A
公开(公告)日:1950-01-24
申请号:CA462714D
Applicant: STANDARD OIL DEV CO
Inventor: NELSON JOSEPH F , MIKESKA LOUIS A
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公开(公告)号:CA441256A
公开(公告)日:1947-05-06
申请号:CA441256D
Applicant: STANDARD OIL DEV CO
Inventor: NELSON JOSEPH F
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