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经营范围
发明名称
OPTICAL SWITCH
摘要
申请公布号
JPS59164506(U)
申请公布日期
1984.11.05
申请号
JP19830058085U
申请日期
1983.04.20
申请人
发明人
分类号
A43B5/00;A43B13/26;A43C15/02;(IPC1-7):A43C15/02
主分类号
A43B5/00
代理机构
代理人
主权项
地址
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