(A) ;TRANSMITTER AND RECEIVER ARRANGEMENT OF ACOUSTIC WELL APPARATUS INCLUDING ATTENUATOR AND DELAY DEVICE,申请号JP19850273961-传众专利搜索

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发明名称	(A) ;TRANSMITTER AND RECEIVER ARRANGEMENT OF ACOUSTIC WELL APPARATUS INCLUDING ATTENUATOR AND DELAY DEVICE
摘要
申请公布号	JPH0355392(B2)	申请公布日期	1991.08.23
申请号	JP19850273961	申请日期	1985.12.05
申请人		发明人
分类号	B66B9/04;B66B5/00;B66B11/02	主分类号	B66B9/04
代理机构		代理人
主权项
地址

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