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经营范围
发明名称
Appareil à tubes thermioniques pour ondes très courtes.
摘要
申请公布号
CH212815(A)
申请公布日期
1940.12.15
申请号
CHD212815
申请日期
1937.06.10
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY, LIMITED
发明人
LIMITED MARCONI'S WIRELESS TELEGRAPH COMPANY,
分类号
H04B1/036
主分类号
H04B1/036
代理机构
代理人
主权项
地址
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