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经营范围
发明名称
PROCESS FOR PRODUCING SHAPED ERASERS
摘要
申请公布号
DE3067369(D1)
申请公布日期
1984.05.10
申请号
DE19803067369
申请日期
1980.10.09
申请人
WACKER-CHEMIE GMBH
发明人
ENGELBRECHT, RUPERT
分类号
B43L19/00;C08J9/30;C08L9/08;C08L27/06;(IPC1-7):B43L19/00
主分类号
B43L19/00
代理机构
代理人
主权项
地址
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