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发明名称
Mobile hydraulic hammer
摘要
申请公布号
US3384186(A)
申请公布日期
1968.05.21
申请号
US19660522715
申请日期
1966.01.24
申请人
R O PRODUCTS, INC.
发明人
BRODERSON DEAN E.;JR. HERBERT W. GRONEMEYER,;FREUDENTHAL FRANK D.
分类号
E01C19/00;E01C23/12
主分类号
E01C19/00
代理机构
代理人
主权项
地址
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