IMPROVEMENTS IN OR RELATING TO ZOOM LENSES,申请号HK19840000923-传众专利搜索

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发明名称	IMPROVEMENTS IN OR RELATING TO ZOOM LENSES
摘要
申请公布号	HK92384(A)	申请公布日期	1984.11.30
申请号	HK19840000923	申请日期	1984.11.22
申请人	VIVITAR CORPORATION	发明人	MELVYN H. KREITZER
分类号	G02B15/16;G02B15/173;(IPC1-7):G02B15/18	主分类号	G02B15/16
代理机构		代理人
主权项
地址

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