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发明名称
Zeichen- und/oder Schreibduese
摘要
申请公布号
DE824456(C)
申请公布日期
1951.12.10
申请号
DE1950G001403
申请日期
1950.03.19
申请人
LEO GEY
发明人
GEY LEO
分类号
B43K5/00
主分类号
B43K5/00
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代理人
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