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发明名称
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摘要
申请公布号
JPH01217810(A)
申请公布日期
1989.08.31
申请号
JP19880042786
申请日期
1988.02.24
申请人
NEC ENG LTD
发明人
SAEKI TAKAO
分类号
H01H13/52;H01H13/70;H01H13/702
主分类号
H01H13/52
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