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发明名称
TESTING CIRCUIT SWITCHING SYSTEM
摘要
申请公布号
JPH02284075(A)
申请公布日期
1990.11.21
申请号
JP19890105336
申请日期
1989.04.24
申请人
NEC CORP
发明人
TSUJI TOSHIYA
分类号
G01R31/02
主分类号
G01R31/02
代理机构
代理人
主权项
地址
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