PHONOGRAPHIC DISC MANUFACTURE,申请号CAD407608-传众专利搜索

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发明名称	PHONOGRAPHIC DISC MANUFACTURE
摘要
申请公布号	CA407608(A)	申请公布日期	1942.09.22
申请号	CAD407608	申请日期
申请人	SOCIETE DES VERNIS PYROLAC S.A.R.L.	发明人	ALBERT B. ST. HILAIRE
分类号		主分类号
代理机构		代理人
主权项
地址

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