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经营范围
发明名称
A SIGNAL GENERATOR
摘要
申请公布号
GB9003382(D0)
申请公布日期
1990.04.11
申请号
GB19900003382
申请日期
1990.02.14
申请人
GEC-MARCONI LIMITED
发明人
分类号
G02F1/11;H03B21/00;H03H2/00
主分类号
G02F1/11
代理机构
代理人
主权项
地址
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