Perfectionnements aux moyens et aux procédés de production d'écrans métalliques,申请号FRD835988-传众专利搜索

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发明名称	Perfectionnements aux moyens et aux procédés de production d'écrans métalliques
摘要
申请公布号	FR835988(A)	申请公布日期	1939.01.06
申请号	FRD835988	申请日期	1938.03.31
申请人	EDWARD O. NORRIS, INC.	发明人
分类号	B26B19/38;C25D1/08;C25D1/10;H01J19/00	主分类号	B26B19/38
代理机构		代理人
主权项
地址

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