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经营范围
发明名称
Improvements in or relating to gas producers
摘要
申请公布号
GB494843(A)
申请公布日期
1938.11.02
申请号
GB19370012743
申请日期
1937.05.04
申请人
COMPAGNIE DES MINES DE LA GRAND-COMBE
发明人
分类号
C10J3/00
主分类号
C10J3/00
代理机构
代理人
主权项
地址
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