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公开(公告)号:CA580507A
公开(公告)日:1959-07-28
申请号:CA580507D
Applicant: SHELL DEV
Inventor: FISCHER RUDOLPH F , SMITH CURTIS W
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67.
公开(公告)号:CA545234A
公开(公告)日:1957-08-20
申请号:CA545234D
Applicant: SHELL DEV
Inventor: SMITH CURTIS W , HOLM ROY T
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公开(公告)号:CA545233A
公开(公告)日:1957-08-20
申请号:CA545233D
Applicant: SHELL DEV
Inventor: SMITH CURTIS W , HOLM ROY T
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69.
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公开(公告)号:CA564701A
公开(公告)日:1958-10-14
申请号:CA564701D
Applicant: SHELL DEV
Inventor: SCHROEDER CARL W , SMITH CURTIS W , PAYNE GEORGE B
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