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经营范围
发明名称
Tamping device
摘要
申请公布号
US3280712(A)
申请公布日期
1966.10.25
申请号
US19630313485
申请日期
1963.10.03
申请人
BERNHARD BEIERLEIN;ULLRICH BEIERLEIN
发明人
BEIERLEIN BERNHARD;BEIERLEIN ULLRICH
分类号
E01C19/28
主分类号
E01C19/28
代理机构
代理人
主权项
地址
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