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发明名称
VHF BAND ULTRASONIC FOCUSING RECESS TRANSDUCER
摘要
申请公布号
JPS5359392(A)
申请公布日期
1978.05.29
申请号
JP19760127498
申请日期
1976.10.24
申请人
NAKABACHI NORITOSHI
发明人
NAKABACHI NORITOSHI
分类号
H04R1/32;A61B8/00;A61B10/00;G01N29/04;G01N29/24;H01L41/00;H04R1/34;H04R17/00
主分类号
H04R1/32
代理机构
代理人
主权项
地址
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