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1.Polyvinyl compositions of improved resistance to light and process for making the same 失效
Title translation: 改善耐光性的聚乙烯基组合物及其制备方法-
公开(公告)号:US2472842A
公开(公告)日:1949-06-14
申请号:US63227045
申请日:1945-12-01
Applicant: RHODIACETA
Inventor: GASTON MOUCHIROUD ANTOINE FRAN , AIME TRILLAT JOSEPH
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