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公开(公告)号:CA449690A
公开(公告)日:1948-07-06
申请号:CA449690D
Applicant: STANDARD OIL DEV CO
Inventor: LOBDELL PRENTISS , MATEER GEORGE L
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公开(公告)号:CA404737A
公开(公告)日:1942-05-12
申请号:CA404737D
Applicant: STANDARD OIL DEV CO
Inventor: RUPP WALTER H , MOORE THOMAS W , MATEER GEORGE L
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