Shutter blade for photographic apparatus,申请号US19570653365-传众专利搜索

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发明名称	Shutter blade for photographic apparatus
摘要
申请公布号	US2882808(A)	申请公布日期	1959.04.21
申请号	US19570653365	申请日期	1957.04.17
申请人	VEB ZEISS IKON DRESDEN	发明人	HILLMANN PAUL
分类号	G03B9/20	主分类号	G03B9/20
代理机构		代理人
主权项
地址

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