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发明名称
SCHUTZBEKLEIDUNG, INSBESONDERE GEGEN GLASWOLLE-STAUB
摘要
申请公布号
DE6931395(U)
申请公布日期
1969.11.27
申请号
DE19690031395U
申请日期
1969.08.07
申请人
HANS WOELK
发明人
HANS WOELK
分类号
主分类号
代理机构
代理人
主权项
地址
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