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发明名称
Improvements in the manufacture of coal-balls and the like
摘要
申请公布号
GB341255(A)
申请公布日期
1931.01.15
申请号
GB19300000772
申请日期
1930.01.08
申请人
SAHUT, CONREUR ET CIE
发明人
分类号
B30B11/16
主分类号
B30B11/16
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代理人
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