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发明名称
HYDRAULIC CEMENT
摘要
申请公布号
CA306832(A)
申请公布日期
1930.12.16
申请号
CAD306832
申请日期
申请人
JOSEPH F. GODDARD
发明人
JOSEPH F. GODDARD
分类号
主分类号
代理机构
代理人
主权项
地址
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