Audiometer,申请号DE1949P030452D-传众专利搜索

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发明名称	Audiometer
摘要
申请公布号	DE857125(C)	申请公布日期	1952.11.27
申请号	DE1949P030452D	申请日期	1949.01.01
申请人	ATLAS-WERKE A. G., BREMEN	发明人	BREMEN DR. WALTER GRANDJOT,
分类号	A61B5/12	主分类号	A61B5/12
代理机构		代理人
主权项
地址

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