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经营范围
发明名称
Improvements in or relating to Polyester Compositions
摘要
申请公布号
GB1190116(A)
申请公布日期
1970.04.29
申请号
GB19680021883
申请日期
1968.05.08
申请人
KOPPERS COMPANY, INC.
发明人
分类号
C08G63/553;H01B3/42
主分类号
C08G63/553
代理机构
代理人
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地址
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