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发明名称
Vorrichtung zum Erleichtern des Entwerfens von Bauplaenen fuer Spielzeug- und Modellbahn-Gleisanlagen
摘要
申请公布号
DE828667(C)
申请公布日期
1952.01.21
申请号
DE1949P012599
申请日期
1949.10.02
申请人
BELA BARENYI
发明人
BARENYI BELA
分类号
A63H19/00
主分类号
A63H19/00
代理机构
代理人
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