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发明名称
OPTICAL SWITCH
摘要
申请公布号
JPS5716405(B2)
申请公布日期
1982.04.05
申请号
JP19740046507
申请日期
1974.04.26
申请人
发明人
分类号
G11B5/31;G11B5/187;G11B5/29;G11B5/60
主分类号
G11B5/31
代理机构
代理人
主权项
地址
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