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经营范围
发明名称
Improvements in or relating to modulator arrangements
摘要
申请公布号
GB526418(A)
申请公布日期
1940.09.18
申请号
GB19390005188
申请日期
1939.02.16
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED;NEWSOME HENRY CLOUGH
发明人
分类号
H03F1/06
主分类号
H03F1/06
代理机构
代理人
主权项
地址
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