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经营范围
发明名称
AUTOMATIC FREQUENCY CONTROL CIRCUIT
摘要
申请公布号
US3591716(A)
申请公布日期
1971.07.06
申请号
USD3591716
申请日期
1968.08.01
申请人
ZENITH RADIO CORP.
发明人
HOWARD F. JIRKA
分类号
H03L7/099;H04N5/12;(IPC1-7):H04N5/44
主分类号
H03L7/099
代理机构
代理人
主权项
地址
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