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经营范围
发明名称
CIRCUITS AMPLIFICATEURS
摘要
申请公布号
BE749996(A1)
申请公布日期
1970.10.16
申请号
BED749996
申请日期
1970.05.05
申请人
RCA CORP, 30 ROCKEFELLER PLAZA, NEW YORK, 10020, E.U.A.,
发明人
L. A. HARWOOD;E. J. WITTMANN.
分类号
H03F3/195;H04N9/64;H04N9/68;(IPC1-7):H03F/
主分类号
H03F3/195
代理机构
代理人
主权项
地址
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