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发明名称
Dispositif électronique d'enregistrement momentané dit mémento
摘要
申请公布号
FR1052171(A)
申请公布日期
1954.01.21
申请号
FRD1052171
申请日期
1952.03.06
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
G11C11/56;G11C27/02;H03K9/04
主分类号
G11C11/56
代理机构
代理人
主权项
地址
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