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经营范围
发明名称
Montage générateur de tensions en dents de scie
摘要
申请公布号
FR1104009(A)
申请公布日期
1955.11.15
申请号
FRD1104009
申请日期
1953.10.07
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H03K4/50
主分类号
H03K4/50
代理机构
代理人
主权项
地址
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