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经营范围
发明名称
Improvements in or relating to electron discharge device oscillator arrangements
摘要
申请公布号
GB451877(A)
申请公布日期
1936.08.13
申请号
GB19350012559
申请日期
1935.04.26
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED;ALFRED THOMAS WITTS
发明人
分类号
H03B5/04
主分类号
H03B5/04
代理机构
代理人
主权项
地址
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