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发明名称
Einrichtung an Stadtplänen zur Erleichterung des Aufsuchens von Strassen.
摘要
申请公布号
CH227611(A)
申请公布日期
1943.06.30
申请号
CHD227611
申请日期
1939.07.05
申请人
DILLIER,JULIUS
发明人
DILLIER,JULIUS
分类号
G09B29/10
主分类号
G09B29/10
代理机构
代理人
主权项
地址
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