ACTIVE ACOUSTIC ATTENUATORS,申请号GB19830031340-传众专利搜索

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发明名称	ACTIVE ACOUSTIC ATTENUATORS
摘要
申请公布号	GB8331340(D0)	申请公布日期	1984.01.04
申请号	GB19830031340	申请日期	1983.11.24
申请人	LORD CORPORATION	发明人
分类号	G10K11/16;G10K11/178	主分类号	G10K11/16
代理机构		代理人
主权项
地址

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