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发明名称
Wechselschreiber mit auswechselbaren Minentraegern oder Farbpatronen
摘要
申请公布号
DE816804(C)
申请公布日期
1951.10.11
申请号
DE1949P046923
申请日期
1949.06.25
申请人
FA. HEINRICH MORLOCK
发明人
分类号
B43K24/12
主分类号
B43K24/12
代理机构
代理人
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