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发明名称
Pflugkoerper zum Verlegen von Draenmaterial
摘要
申请公布号
DE1089692(B)
申请公布日期
1960.09.22
申请号
DE1956W019981
申请日期
1956.10.25
申请人
KURT WILLNER
发明人
WILLNER KURT
分类号
E02B11/02;E02F5/10
主分类号
E02B11/02
代理机构
代理人
主权项
地址
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