PURE FLUID ACOUSTIC AMPLIFIER HAVING BROAD BAND FREQUENCYH CAPABILITIES,申请号CAD801993-传众专利搜索

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发明名称	PURE FLUID ACOUSTIC AMPLIFIER HAVING BROAD BAND FREQUENCYH CAPABILITIES
摘要
申请公布号	CA801993(A)	申请公布日期	1968.12.24
申请号	CAD801993	申请日期
申请人	MATTEL	发明人	HAPPY H. UNFRIED
分类号		主分类号
代理机构		代理人
主权项
地址

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