Posemètre électrique perfectionné,申请号FRD971747-传众专利搜索

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发明名称	Posemètre électrique perfectionné
摘要
申请公布号	FR971747(A)	申请公布日期	1951.01.22
申请号	FRD971747	申请日期	1948.02.26
申请人	KODAK-PATHE	发明人
分类号	G03B7/06	主分类号	G03B7/06
代理机构		代理人
主权项
地址

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