SPRECHHILFEGERAET FUER KEHLKOPFOPERIERTE,申请号AT19750009910-传众专利搜索

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发明名称	SPRECHHILFEGERAET FUER KEHLKOPFOPERIERTE
摘要
申请公布号	ATA991075(A)	申请公布日期	1978.06.15
申请号	AT19750009910	申请日期	1975.12.31
申请人	DR. KUHN & CO. GMBH	发明人
分类号	A61F2/20;(IPC1-7):H04R1/14	主分类号	A61F2/20
代理机构		代理人
主权项
地址

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