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发明名称
Method and apparatus for compacting and dewatering cementitious materials
摘要
申请公布号
US1989409(A)
申请公布日期
1935.01.29
申请号
US19320613228
申请日期
1932.05.24
申请人
VIBER COMPANY, LIMITED
发明人
GORDON GRAHAM M.
分类号
E04G21/06
主分类号
E04G21/06
代理机构
代理人
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地址
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