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发明名称
Apparatus for compacting earth
摘要
申请公布号
US3080799(A)
申请公布日期
1963.03.12
申请号
US19590802255
申请日期
1959.03.26
申请人
RUDOLPH E. HIKEL;ERNEST J. BEHRINGER;WILLIAM E. HALSTEAD;EDWARD H. SMALL;THOMAS D. COPELAND, JR.
发明人
CALFEE VIRGIL T.
分类号
E02D3/026
主分类号
E02D3/026
代理机构
代理人
主权项
地址
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