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发明名称
Dispositif destiné à produire des oscillations en dents de scies
摘要
申请公布号
FR899876(A)
申请公布日期
1945.06.13
申请号
FRD899876
申请日期
1943.11.18
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H03K4/86
主分类号
H03K4/86
代理机构
代理人
主权项
地址
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