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经营范围
发明名称
ROOKGASAANSLUITING.
摘要
申请公布号
BE516160(A2)
申请公布日期
1954.10.01
申请号
BE19520516160
申请日期
1952.12.11
申请人
E.M. VAN DE POL'S HANDELSONDERNEMING N.V.
发明人
E.J.M. VAN DE POL
分类号
主分类号
代理机构
代理人
主权项
地址
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