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公开(公告)号：US3427147A
公开(公告)日：1969-02-11
申请号：US3427147D
申请日：1966-08-15
Applicant: OLIN MATHIESON
Inventor： DIETRICH HEINZ J , KING GEORGE G , KARABINOS JOSEPH V
CPC classification number: A01N43/28
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