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发明名称
METHOD AND DEVICE FOR AUTOMATIC OFF-SET ADJUSTMENT IN DIRECT CURRENT AMPLIFYING CIRCUIT
摘要
申请公布号
JPH01292905(A)
申请公布日期
1989.11.27
申请号
JP19880122713
申请日期
1988.05.19
申请人
NEC ENVIRONMENT ENG LTD
发明人
ITO AKIO;ISHII TORU;TSUCHIYA TAKAHIRO
分类号
H03F3/34;H03F3/347
主分类号
H03F3/34
代理机构
代理人
主权项
地址
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