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发明名称
Herstellungsverfahren fuer Zahnkettenraeder, insbesondere fuer Motorraeder oder Kettenraede groesseren Durchmessers
摘要
申请公布号
DE494898(C)
申请公布日期
1930.03.28
申请号
DENDATD057740D
申请日期
申请人
ERICH DAHLENBURG
发明人
分类号
B23F17/00
主分类号
B23F17/00
代理机构
代理人
主权项
地址
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