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经营范围
发明名称
Improvements in or relating to micrometers
摘要
申请公布号
GB946332(A)
申请公布日期
1964.01.08
申请号
GB19610015527
申请日期
1961.04.28
申请人
SIGEMI NAKATA
发明人
分类号
G01B3/18;G01B3/28
主分类号
G01B3/18
代理机构
代理人
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