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经营范围
发明名称
A speed meter
摘要
申请公布号
GB506549(A)
申请公布日期
1939.05.31
申请号
GB19380000586
申请日期
1938.01.07
申请人
KIHACHI TSUCHIYA
发明人
分类号
G01P5/00
主分类号
G01P5/00
代理机构
代理人
主权项
地址
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