Wechselobjektiv mit Blendenregler,申请号DE1957E014033-传众专利搜索

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发明名称	Wechselobjektiv mit Blendenregler
摘要
申请公布号	DE1128285(B)	申请公布日期	1962.04.19
申请号	DE1957E014033	申请日期	1957.04.23
申请人	ELGEET OPTICAL COMPANY, INC.	发明人	HORTENAU HANS A. VON
分类号	G03B7/20	主分类号	G03B7/20
代理机构		代理人
主权项
地址

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