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经营范围
发明名称
Improvements in or relating to television and like apparatus
摘要
申请公布号
GB378948(A)
申请公布日期
1932.08.22
申请号
GB19310014902
申请日期
1931.05.20
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED;HARRY MELVILLE DOWSETT;LOUIS EDWARD QUINTRELL WALKER;NYMAN LEVIN
发明人
分类号
H04N3/02;H04N3/34
主分类号
H04N3/02
代理机构
代理人
主权项
地址
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