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经营范围
发明名称
LARGE SCALE ALARM DISPLAY SYSTEM
摘要
申请公布号
JPH02301895(A)
申请公布日期
1990.12.13
申请号
JP19890125013
申请日期
1989.05.17
申请人
NEC CORP
发明人
NASU TAKAHIRO
分类号
G08B23/00
主分类号
G08B23/00
代理机构
代理人
主权项
地址
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