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发明名称
Tube électronique à modulation de vitesse présentant un souffle réduit
摘要
申请公布号
CH330293(A)
申请公布日期
1958.05.31
申请号
CHD330293
申请日期
1953.06.09
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
FORREST QUATE,CALVIN
分类号
H01J23/065;H03B5/34
主分类号
H01J23/065
代理机构
代理人
主权项
地址
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