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发明名称
Mehrfachstift, insbesondere Mehrfarbschreibstift, mit zwei in Achsrichtung gegeneinander verschiebbaren Mantelhuelsen
摘要
申请公布号
DE697650(C)
申请公布日期
1940.10.18
申请号
DE193801H7680D
申请日期
1938.11.16
申请人
KARL HEINRICH HEINZ
发明人
HEINZ KARL HEINRICH
分类号
B43K24/10
主分类号
B43K24/10
代理机构
代理人
主权项
地址
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