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公开(公告)号:CA399054A
公开(公告)日:1941-09-02
申请号:CA399054D
Applicant: SHELL DEV
Inventor: GAGE WILLIAM P , DEANESLY RICHARD M
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公开(公告)号:CA399054A
公开(公告)日:1941-09-02
申请号:CA399054D
Applicant: SHELL DEV
Inventor: GAGE WILLIAM P , DEANESLY RICHARD M