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发明名称
Frequency-selective laminated ultrasound transducer
摘要
申请公布号
EP0451306(B1)
申请公布日期
1997.07.16
申请号
EP19900106773
申请日期
1990.04.09
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
BURGER, HANS-JOACHIM;THURN, RUDOLF, DIPL.-PHYS.
分类号
G01N29/24;B06B1/06;G10K9/122;H04R17/00;(IPC1-7):G10K9/12
主分类号
G01N29/24
代理机构
代理人
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地址
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