Method of focussing a light beam onto an optical record carrier.,申请号EP19900123530-传众专利搜索

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法人/股东/高管

发明名称	Method of focussing a light beam onto an optical record carrier.
摘要
申请公布号	EP0432658(B1)	申请公布日期	1994.12.07
申请号	EP19900123530	申请日期	1986.02.21
申请人	DEUTSCHE THOMSON-BRANDT GMBH	发明人	BAAS, DIETER;KURZ, ARTHUR;FUELDNER, FRIEDRICH
分类号	G02B7/28;G11B7/085;G11B7/09;(IPC1-7):G11B7/09	主分类号	G02B7/28
代理机构		代理人
主权项
地址

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