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发明名称
HORIZONTAL BEAM FOR TRENCH SUPPORT BRACING DEVICES
摘要
申请公布号
HU181195(B)
申请公布日期
1983.06.28
申请号
HU19800002463
申请日期
1980.10.09
申请人
KRINGS,JOSEF,HU
发明人
KRINGS,JOSEF,HU
分类号
E02D17/08;(IPC1-7):E02D17/04
主分类号
E02D17/08
代理机构
代理人
主权项
地址
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