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发明名称
BATTERY BACK-UP POWER SOURCE OF SEMICONDUCTOR MEMORY
摘要
申请公布号
JPH04161028(A)
申请公布日期
1992.06.04
申请号
JP19900284913
申请日期
1990.10.23
申请人
NEC ENG LTD
发明人
YOKOGAWA TAKESHI
分类号
H02J7/34
主分类号
H02J7/34
代理机构
代理人
主权项
地址
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