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公开(公告)号:CA539694A
公开(公告)日:1957-04-16
申请号:CA539694D
Applicant: SHELL DEV
Inventor: SKEI THURSTON , PETERSON WALTER H
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公开(公告)号:CA524627A
公开(公告)日:1956-05-01
申请号:CA524627D
Applicant: SHELL DEV
Inventor: SKEI THURSTON , DETLING KENNETH D , PETERS LESLIE M
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公开(公告)号:CA515289A
公开(公告)日:1955-08-02
申请号:CA515289D
Applicant: SHELL DEV
Inventor: DETLING KENNETH D , SKEI THURSTON
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公开(公告)号:CA518833A
公开(公告)日:1955-11-22
申请号:CA518833D
Applicant: SHELL DEV
Inventor: DETLING KENNETH D , SKEI THURSTON
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