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经营范围
发明名称
Transistorverstärker mit veränderlichen Vorspannungsschaltungen.
摘要
申请公布号
DE69023741(D1)
申请公布日期
1996.01.04
申请号
DE19906023741
申请日期
1990.09.21
申请人
INTERNATIONAL BUSINESS MACHINES CORP., ARMONK, N.Y., US
发明人
SUTTERLIN, PHILIP HARVEY, DURHAM, NC 27713, US
分类号
H03F1/32;H03F1/02;H03F3/45;H03F3/50;(IPC1-7):H03F1/02
主分类号
H03F1/32
代理机构
代理人
主权项
地址
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