Combined range and view finder,申请号US19400313144-传众专利搜索

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法人/股东/高管

发明名称	Combined range and view finder
摘要
申请公布号	US2293438(A)	申请公布日期	1942.08.18
申请号	US19400313144	申请日期	1940.01.09
申请人	Q. O. S. CORPORATION	发明人	LIEBMANN OSCAR;SUWA IGNAZ
分类号	G03B13/20	主分类号	G03B13/20
代理机构		代理人
主权项
地址

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