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公开(公告)号：CA736001A
公开(公告)日：1966-06-07
申请号：CA736001D
Applicant: B B CHEM CO CANADA
Inventor： SHILTON COLIN E , CARPENTER AUSTIN T
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公开(公告)号：CA671868A
公开(公告)日：1963-10-08
申请号：CA671868D
Applicant: B B CHEM CO CANADA
Inventor： CARPENTER AUSTIN T
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