OPTICAL BEAM CONTROL DEVICE AND CONTROL METHOD FOR OPTICAL HEAD,申请号JP19880164370-传众专利搜索

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发明名称	OPTICAL BEAM CONTROL DEVICE AND CONTROL METHOD FOR OPTICAL HEAD
摘要
申请公布号	JPH0215424(A)	申请公布日期	1990.01.19
申请号	JP19880164370	申请日期	1988.07.01
申请人	NIPPON TELEGR & TELEPH CORP <NTT>	发明人	KANEKO KAZUMASA;WATABE AKINORI;YAMADA ICHIRO
分类号	G11B7/085	主分类号	G11B7/085
代理机构		代理人
主权项
地址

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