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发明名称
FUNDAMENTAL FREQUENCY DETECTOR
摘要
申请公布号
US3535454(A)
申请公布日期
1970.10.20
申请号
USD3535454
申请日期
1968.03.05
申请人
BELL TELEPHONE LAB. INC.
发明人
RALPH L. MILLER
分类号
G10L25/90;(IPC1-7):G10L1/00
主分类号
G10L25/90
代理机构
代理人
主权项
地址
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