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经营范围
发明名称
ALARM DISPLAY DEVICE
摘要
申请公布号
JPS5275199(A)
申请公布日期
1977.06.23
申请号
JP19750150517
申请日期
1975.12.19
申请人
HITACHI LTD
发明人
MURAMATSU KOUYA
分类号
G08B23/00;G08B25/00;G08B26/00;G09G3/04
主分类号
G08B23/00
代理机构
代理人
主权项
地址
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