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经营范围
发明名称
OPTICAL SWITCH
摘要
申请公布号
JPH0627501(A)
申请公布日期
1994.02.04
申请号
JP19920185215
申请日期
1992.07.13
申请人
OKI ELECTRIC IND CO LTD
发明人
OKAYAMA HIDEAKI;KAWAHARA MASATO
分类号
G02F1/31;(IPC1-7):G02F1/31
主分类号
G02F1/31
代理机构
代理人
主权项
地址
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