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经营范围
发明名称
ECHO DEVICE
摘要
申请公布号
JPS5454601(A)
申请公布日期
1979.05.01
申请号
JP19770120530
申请日期
1977.10.08
申请人
UESHIMA YOSHIO
发明人
UESHIMA YOSHIO
分类号
G10K15/12;G10K11/00
主分类号
G10K15/12
代理机构
代理人
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地址
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