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经营范围
发明名称
ALARM SOUND GENERATOR
摘要
申请公布号
JPH01148991(A)
申请公布日期
1989.06.12
申请号
JP19870309076
申请日期
1987.12.07
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
SHIMADA NORIHITO
分类号
G04G13/02;G10K15/04
主分类号
G04G13/02
代理机构
代理人
主权项
地址
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