Loudspeaker with improved bass reproduction,申请号SE19870003252-传众专利搜索

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发明名称	Loudspeaker with improved bass reproduction
摘要
申请公布号	SE458814(B)	申请公布日期	1989.05.08
申请号	SE19870003252	申请日期	1987.08.21
申请人	THOMAS AASTROEM	发明人	THOMAS AASTROEM
分类号	H04R1/28	主分类号	H04R1/28
代理机构		代理人
主权项
地址

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