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发明名称
WIDE BAND ULTRASONIC WAVE VIBRATOR
摘要
申请公布号
JPS5265416(A)
申请公布日期
1977.05.30
申请号
JP19750142057
申请日期
1975.11.27
申请人
YOKOGAWA HIYUURETSUTO PATSUKAADO KK
发明人
TAKEUCHI YASUTO
分类号
H04R17/10;B06B1/00;H04R7/00
主分类号
H04R17/10
代理机构
代理人
主权项
地址
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