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经营范围
发明名称
Sicherheitsnadel
摘要
申请公布号
DE558096(C)
申请公布日期
1932.09.05
申请号
DENDATK119038D
申请日期
申请人
OTTO KERSTENS
发明人
分类号
A44B9/14
主分类号
A44B9/14
代理机构
代理人
主权项
地址
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