VARIABLE FOCAL LENGTH OBJECTIVE,申请号SU19782573948-传众专利搜索

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发明名称	VARIABLE FOCAL LENGTH OBJECTIVE
摘要
申请公布号	SU665284(A1)	申请公布日期	1979.05.30
申请号	SU19782573948	申请日期	1978.01.31
申请人	GALPERN DAVID YU,SU;KHALYAVINA ELVIRA M,SU	发明人	GALPERN DAVID YU,SU;KHALYAVINA ELVIRA M,SU
分类号	G02B15/16;(IPC1-7):G02B15/16	主分类号	G02B15/16
代理机构		代理人
主权项
地址

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