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发明名称
ACOUSTIC IMAGING TRANSDUCERS
摘要
申请公布号
GB2052917(B)
申请公布日期
1983.06.29
申请号
GB19800012655
申请日期
1980.04.17
申请人
HEWLETT PACKARD CO
发明人
分类号
H04R1/46;A61B8/00;B06B1/06;G01N29/24;G01S7/521;G10K11/00;G10K11/02;G10K11/26;H04R17/00;(IPC1-7):G01N29/00
主分类号
H04R1/46
代理机构
代理人
主权项
地址
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