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经营范围
发明名称
Improvements in or relating to switching arrangements for television systems
摘要
申请公布号
GB855361(A)
申请公布日期
1960.11.30
申请号
GB19580031176
申请日期
1958.09.30
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED
发明人
PARTINGTON GEORGE EARNSHAW
分类号
H04N5/262
主分类号
H04N5/262
代理机构
代理人
主权项
地址
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