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发明名称
ULTRASONIC RANGE FINDER
摘要
申请公布号
JPH03276084(A)
申请公布日期
1991.12.06
申请号
JP19900078201
申请日期
1990.03.27
申请人
YOKOGAWA ELECTRIC CORP
发明人
OWADA HIROSHI;KATAOKA AKIRA;ITO ICHIZO
分类号
H04R3/00;G01S7/52;G01S7/521;H04R17/00
主分类号
H04R3/00
代理机构
代理人
主权项
地址
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