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发明名称
IMPROVEMENTS RELATING TO TRANSDUCERS.
摘要
申请公布号
GB2233190(A)
申请公布日期
1991.01.02
申请号
GB19890010111
申请日期
1989.05.03
申请人
THE * PLESSEY COMPANY PLC;* GEC-MARCONI LIMITED
发明人
MICHAEL LAURENCE * HENNING;ALAN CHARLES * CURTIS;MARTIN TREVOR * GOOSEY
分类号
B06B1/06;H01L41/45
主分类号
B06B1/06
代理机构
代理人
主权项
地址
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