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发明名称
TRANSDUCER TESTING
摘要
申请公布号
AU635394(B2)
申请公布日期
1993.03.18
申请号
AU19910071964
申请日期
1991.02.27
申请人
GEC FERRANTI DEFENCE SYSTEMS LIMITED
发明人
KEITH GEOFFREY BATEY
分类号
G01H3/00;H04R29/00
主分类号
G01H3/00
代理机构
代理人
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