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经营范围
发明名称
Perfectionnements apportés aux compositions polymériques
摘要
申请公布号
FR1057836(A)
申请公布日期
1954.03.11
申请号
FRD1057836
申请日期
1951.05.25
申请人
KOPPERS COMPANY, INC.
发明人
分类号
C08G59/08;C08G59/42;C08L33/20;C08L63/04;D01F1/10
主分类号
C08G59/08
代理机构
代理人
主权项
地址
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