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发明名称
Grabenreinigungsmaschine
摘要
申请公布号
DE1104904(B)
申请公布日期
1961.04.13
申请号
DE1959R026237
申请日期
1959.08.25
申请人
KARL RITSCHER
发明人
RITSCHER KARL
分类号
E02F5/28
主分类号
E02F5/28
代理机构
代理人
主权项
地址
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