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发明名称
ELECTRONIC APPARATUS ARRANGED TO BE FED FROM DIRECT CURRENT MAINS
摘要
申请公布号
CA466378(A)
申请公布日期
1950.07.04
申请号
CAD466378
申请日期
申请人
N.V. PHILIPS GLOEILAMPENFABRIEKEN
发明人
JOHANNES AUGUSTINUS JOSEPHUS BOUMAN
分类号
主分类号
代理机构
代理人
主权项
地址
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