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发明名称
KOMBINATION VON KUGELSCHREIBER ODER ZEICHENDRUCKSCHRIFT UND ZIRKEL.
摘要
申请公布号
DE1640695(U)
申请公布日期
1952.07.10
申请号
DE195200K8291U
申请日期
1952.04.29
申请人
KARL KOLB
发明人
KARL KOLB
分类号
主分类号
代理机构
代理人
主权项
地址
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