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经营范围
发明名称
DELAY OFF TYPE ILLUMINATOR
摘要
PURPOSE:To provide an illuminator which lights out after a required delay time by means of no electricity consuming, mechanical delay off system.
申请公布号
JPS5216882(A)
申请公布日期
1977.02.08
申请号
JP19750091862
申请日期
1975.07.30
申请人
HITACHI LTD
发明人
YANAGISAWA KAZUNORI
分类号
F21V21/22;H05B37/02
主分类号
F21V21/22
代理机构
代理人
主权项
地址
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