RETRO FOCUS TYPE WIDE ANGLE LENS,申请号GB19770045527-传众专利搜索

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发明名称	RETRO FOCUS TYPE WIDE ANGLE LENS
摘要
申请公布号	GB1584206(A)	申请公布日期	1981.02.11
申请号	GB19770045527	申请日期	1977.11.02
申请人	KONISHIROKU PHOTO INDUSTRY CO LTD	发明人
分类号	G02B13/04;(IPC1-7):G02B13/04	主分类号	G02B13/04
代理机构		代理人
主权项
地址

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