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发明名称	TRANSDUCER OR ACOUSTIC COUPLER
摘要
申请公布号	CA917786(A)	申请公布日期	1972.12.26
申请号	CAD917786	申请日期
申请人	DIGITRONICS CORPORATION	发明人	EDGAR WOLF;FRANCIS C. MARINO
分类号		主分类号
代理机构		代理人
主权项
地址

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