UNDERWATER TRANSMISSION DEVICE,申请号JP19900206511-传众专利搜索

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发明名称	UNDERWATER TRANSMISSION DEVICE
摘要
申请公布号	JPH0490991(A)	申请公布日期	1992.03.24
申请号	JP19900206511	申请日期	1990.08.02
申请人	NAKASUGA MASAKI	发明人	NAKASUGA MASAKI
分类号	B63C11/26;H04R1/44	主分类号	B63C11/26
代理机构		代理人
主权项
地址

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