ELECTROMAGNETIC SOUND WAVE TRANSMITTER AND RECEIVER,申请号JP19900115576-传众专利搜索

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发明名称	ELECTROMAGNETIC SOUND WAVE TRANSMITTER AND RECEIVER
摘要
申请公布号	JPH0413400(A)	申请公布日期	1992.01.17
申请号	JP19900115576	申请日期	1990.05.01
申请人	AJISAKA HIDEMI	发明人	AJISAKA HIDEMI
分类号	H04R1/44;G01S7/521;H04R9/00	主分类号	H04R1/44
代理机构		代理人
主权项
地址

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