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经营范围
发明名称
Sicherheitsnadel.
摘要
申请公布号
AT132224(B)
申请公布日期
1933.03.10
申请号
ATD132224
申请日期
1931.06.18
申请人
OTTO KERSTENS
发明人
OTTO KERSTENS
分类号
主分类号
代理机构
代理人
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