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经营范围
发明名称
DRIVING SYSTEMS
摘要
申请公布号
US3452830(A)
申请公布日期
1969.07.01
申请号
USD3452830
申请日期
1966.12.05
申请人
RAYMOND INTERN. INC.
发明人
GEORGE J. GENDRON;KENNETH D. GARNIOST;ALFRED J. MASTROPOLE
分类号
E02D7/18;(IPC1-7):E21C3/02;E21C3/08;E21C3/20
主分类号
E02D7/18
代理机构
代理人
主权项
地址
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