Small aperture multifocal,申请号IL19900094136-传众专利搜索

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发明名称	Small aperture multifocal
摘要
申请公布号	IL94136(A)	申请公布日期	1994.10.07
申请号	IL19900094136	申请日期	1990.04.19
申请人	ALLEN L. COHEN	发明人
分类号	G02C7/04;G02B3/08;G02B5/18;G02C7/06;(IPC1-7):G02B5/18;G02B27/44	主分类号	G02C7/04
代理机构		代理人
主权项
地址

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