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经营范围
发明名称
Waeschewringer mit Kolben
摘要
申请公布号
DE522048(C)
申请公布日期
1931.04.01
申请号
DED522048D
申请日期
申请人
KAETHE KEMPER GEB. RUETTGER
发明人
分类号
D06F47/04
主分类号
D06F47/04
代理机构
代理人
主权项
地址
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