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经营范围
发明名称
Improvements in systems for communicating intelligence by means of pulses modulated in width
摘要
申请公布号
GB604352(A)
申请公布日期
1948.07.02
申请号
GB19440010252
申请日期
1944.05.26
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED
发明人
分类号
H03K9/08;H04B14/02
主分类号
H03K9/08
代理机构
代理人
主权项
地址
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