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发明名称
Apparatus for the carbonization of coals
摘要
申请公布号
US1870523(A)
申请公布日期
1932.08.09
申请号
US19290394245
申请日期
1929.09.21
申请人
MAUREL INVESTMENT CORPORATION
发明人
MAUREL HENRY F.
分类号
C10B53/08
主分类号
C10B53/08
代理机构
代理人
主权项
地址
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