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发明名称
IMPROVEMENTS IN OR RELATING TO CONTROL OF VIDEO SIGNAL LEVELS
摘要
申请公布号
GB1244440(A)
申请公布日期
1971.09.02
申请号
GB19690027429
申请日期
1969.05.30
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
WERNER THOMMEN
分类号
H04N5/235;H04N7/14
主分类号
H04N5/235
代理机构
代理人
主权项
地址
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