GERAET ZUR VERSTAERKUNG DES SCHALLS.,申请号DE196700F2478U-传众专利搜索

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发明名称	GERAET ZUR VERSTAERKUNG DES SCHALLS.
摘要
申请公布号	DE1972048(U)	申请公布日期	1967.11.09
申请号	DE196700F2478U	申请日期	1967.07.11
申请人	GOTTLIEB FRUEHWALD	发明人	GOTTLIEB FRUEHWALD
分类号		主分类号
代理机构		代理人
主权项
地址

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