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经营范围
发明名称
Improvements in or relating to circuits for automatic frequency correction
摘要
申请公布号
GB752390(A)
申请公布日期
1956.07.11
申请号
GB19540011985
申请日期
1954.04.26
申请人
PHILIPS ELECTRICAL INDUSTRIES LIMITED
发明人
分类号
F16H21/20;H03L7/20
主分类号
F16H21/20
代理机构
代理人
主权项
地址
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