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发明名称
Improvements relating to the manufacture of cement by the wet process
摘要
申请公布号
GB407941(A)
申请公布日期
1934.03.26
申请号
GB19320026584
申请日期
1932.09.24
申请人
NIELS NIELSEN
发明人
分类号
F27B7/20
主分类号
F27B7/20
代理机构
代理人
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