Dispositif de pick up à cadre,申请号FRD680732-传众专利搜索

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发明名称	Dispositif de pick up à cadre
摘要
申请公布号	FR680732(A)	申请公布日期	1930.05.05
申请号	FRD680732	申请日期	1929.08.23
申请人		发明人	CHARLIN ANDRE-MARIE-BERNARD
分类号	H04R11/08	主分类号	H04R11/08
代理机构		代理人
主权项
地址

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