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经营范围
发明名称
ELECTRICAL CONNECTION
摘要
申请公布号
CA507815(A)
申请公布日期
1954.11.30
申请号
CAD507815
申请日期
申请人
N.V. PHILIPS GLOEILAMPENFABRIEKEN
发明人
GERARDUS M. P. A. BEERS
分类号
主分类号
代理机构
代理人
主权项
地址
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