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经营范围
发明名称
Coating coal
摘要
申请公布号
GB535588(A)
申请公布日期
1941.04.15
申请号
GB19390027755
申请日期
1939.10.12
申请人
HARVEY ROWE FIFE
发明人
分类号
C10L9/10
主分类号
C10L9/10
代理机构
代理人
主权项
地址
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