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经营范围
发明名称
Aggregate moisture eliminator
摘要
申请公布号
US2199884(A)
申请公布日期
1940.05.07
申请号
US19390264867
申请日期
1939.03.29
申请人
KENNEDY ALBERT C
发明人
KENNEDY ALBERT C.
分类号
E01C23/14
主分类号
E01C23/14
代理机构
代理人
主权项
地址
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