Photographisches System nach Art eines Petzval-Objektivs,申请号DENDATG076828D-传众专利搜索

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发明名称	Photographisches System nach Art eines Petzval-Objektivs
摘要
申请公布号	DE535883(C)	申请公布日期	1933.02.04
申请号	DENDATG076828D	申请日期
申请人	HUGH IVAN GRAMATZKI	发明人
分类号	G02B9/04	主分类号	G02B9/04
代理机构		代理人
主权项
地址

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