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经营范围
发明名称
Improvements in or relating to an Apparatus for Advancing a Continuous Web
摘要
申请公布号
GB1176575(A)
申请公布日期
1970.01.07
申请号
GB19670027993
申请日期
1967.06.16
申请人
KOPPERS COMPANY, INC.
发明人
分类号
B31F1/28
主分类号
B31F1/28
代理机构
代理人
主权项
地址
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