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发明名称
Apparatus for distributing concrete mix
摘要
申请公布号
US3343651(A)
申请公布日期
1967.09.26
申请号
US19660575503
申请日期
1966.08.25
申请人
OURY ENGINEERING COMPANY
发明人
OURY ALICE M.;OURY ROBERT F.
分类号
E04G21/04
主分类号
E04G21/04
代理机构
代理人
主权项
地址
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