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经营范围
发明名称
Polyvinyl acetal stabilization
摘要
申请公布号
US2396556(A)
申请公布日期
1946.03.12
申请号
US19420470485
申请日期
1942.12.29
申请人
WINGFOOT CORPORATION
发明人
COX FRED W.
分类号
C08K5/3477
主分类号
C08K5/3477
代理机构
代理人
主权项
地址
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