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发明名称
Scherzbleistift
摘要
申请公布号
DE548052(C)
申请公布日期
1932.04.07
申请号
DENDATM113987D
申请日期
申请人
ERNA MEYER GEB. MEYER
发明人
分类号
A63H37/00
主分类号
A63H37/00
代理机构
代理人
主权项
地址
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