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发明名称
Concrete vibrator
摘要
申请公布号
US3410528(A)
申请公布日期
1968.11.12
申请号
US19660587163
申请日期
1966.10.17
申请人
KOEHRING COMPANY
发明人
CLARK LORIS D.;HEINZROTH WILLIAM H.
分类号
E04G21/08
主分类号
E04G21/08
代理机构
代理人
主权项
地址
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