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发明名称	SPECTACLES
摘要
申请公布号	EP0171461(A3)	申请公布日期	1987.03.18
申请号	EP19840112881	申请日期	1984.10.25
申请人	ANGER, WILHELM	发明人	ANGER, WILHELM
分类号	G02C5/12;(IPC1-7):G02C5/12	主分类号	G02C5/12
代理机构		代理人
主权项
地址

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