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经营范围
发明名称
Concrete aerating machine
摘要
申请公布号
GB574344(A)
申请公布日期
1946.01.01
申请号
GB19440001373
申请日期
1944.01.25
申请人
NORMAN ROBERT NEAL;CHEECOL LIMITED
发明人
分类号
B28C5/38
主分类号
B28C5/38
代理机构
代理人
主权项
地址
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