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经营范围
发明名称
MODULATORE PERFZIONATO
摘要
申请公布号
IT1041941(B)
申请公布日期
1980.01.10
申请号
IT19750026599
申请日期
1975.08.27
申请人
IBM CORP
发明人
分类号
G11B20/10;H03C3/00;H04L27/12;(IPC1-7):H03C/
主分类号
G11B20/10
代理机构
代理人
主权项
地址
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