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发明名称
Grabenreinigungsgeraet
摘要
申请公布号
DE938685(C)
申请公布日期
1956.02.02
申请号
DE1952W010172
申请日期
1952.12.16
申请人
WULFF HAJO
发明人
WULFF HAJO
分类号
E02F3/06;E02F5/02
主分类号
E02F3/06
代理机构
代理人
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