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经营范围
发明名称
Improvements in and connected with machines for mixing concrete and other granular materials
摘要
申请公布号
GB345638(A)
申请公布日期
1931.03.19
申请号
GB19290038914
申请日期
1929.12.19
申请人
JOHN ALGERNON DAVIES;JAMES BUCHANAN & SON (LIVERPOOL) LIMITED
发明人
分类号
B28C5/32
主分类号
B28C5/32
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代理人
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