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发明名称
CAULKING METHOD FOR ELECTROMAGNETIC RELAY
摘要
申请公布号
JPH01175145(A)
申请公布日期
1989.07.11
申请号
JP19870335968
申请日期
1987.12.28
申请人
NEC CORP
发明人
SUMITA TAKESHI
分类号
H01H49/00
主分类号
H01H49/00
代理机构
代理人
主权项
地址
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