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发明名称
Tubes électroniques du type à modulation de vitesse
摘要
申请公布号
FR942563(A)
申请公布日期
1949.02.11
申请号
FRD942563
申请日期
1947.02.28
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
ARDITI MAURICE
分类号
H01J25/12;H01J25/24
主分类号
H01J25/12
代理机构
代理人
主权项
地址
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