Accessoire pour disque d'enregistrement de sons à trou central de diamètre supérieur à celui des disques standard.,申请号CHD276765-传众专利搜索

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发明名称	Accessoire pour disque d'enregistrement de sons à trou central de diamètre supérieur à celui des disques standard.
摘要
申请公布号	CH276765(A)	申请公布日期	1951.07.31
申请号	CHD276765	申请日期	1949.04.13
申请人	HERMANN THORENS SOCIETE ANONYME	发明人	ANONYME HERMANN THORENS SOCIETE
分类号	G11B3/70	主分类号	G11B3/70
代理机构		代理人
主权项
地址

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