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发明名称
Cement composition
摘要
申请公布号
US2229311(A)
申请公布日期
1941.01.21
申请号
US19400339393
申请日期
1940.06.07
申请人
DEWEY AND ALMY CHEMICAL COMPANY
发明人
JR. EDWARD W. SCRIPTURE,
分类号
C04B24/18
主分类号
C04B24/18
代理机构
代理人
主权项
地址
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