GUIDE D'ONDE SONORE CYLINDRIQUE,申请号FR19880002481-传众专利搜索

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发明名称	GUIDE D'ONDE SONORE CYLINDRIQUE
摘要
申请公布号	FR2627886(B1)	申请公布日期	1994.05.13
申请号	FR19880002481	申请日期	1988.02.29
申请人	HEIL CHRISTIAN	发明人
分类号	G10K11/22;H04R1/34;(IPC1-7):G10K11/02	主分类号	G10K11/22
代理机构		代理人
主权项
地址

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