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公开(公告)号:CA487110A
公开(公告)日:1952-10-07
申请号:CA487110D
Applicant: STANDARD OIL DEV CO
Inventor: ARUNDALE ERVING , HAWORTH JOSEPH P
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公开(公告)号:CA475546A
公开(公告)日:1951-07-24
申请号:CA475546D
Applicant: STANDARD OIL DEV CO
Inventor: ARUNDALE ERVING , MIKESA LOUIS A
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