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经营范围
发明名称
TRANSISTORMENGKETEN.
摘要
申请公布号
NL153391(B)
申请公布日期
1977.05.16
申请号
NL19690007437
申请日期
1969.05.14
申请人
RCA CORPORATION, NEW YORK.
发明人
分类号
H03D7/12;(IPC1-7):H03D7/12
主分类号
H03D7/12
代理机构
代理人
主权项
地址
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