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发明名称
Improvements in or relating to a process and apparatus for compacting concrete and similar materials
摘要
申请公布号
GB976446(A)
申请公布日期
1964.11.25
申请号
GB19630026697
申请日期
1963.07.05
申请人
HERMANN WACKER;PETER WACKER
发明人
分类号
E04G21/08
主分类号
E04G21/08
代理机构
代理人
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地址
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