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经营范围
发明名称
élément de radiateur de chauffage
摘要
申请公布号
FR929223(A)
申请公布日期
1947.12.19
申请号
FRD929223
申请日期
1946.06.17
申请人
发明人
SIGUT KAREL
分类号
F28D1/03
主分类号
F28D1/03
代理机构
代理人
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