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发明名称
An improved caliper gauge for use in measuring the core diameter of splined, toothedand like workpieces
摘要
申请公布号
GB595727(A)
申请公布日期
1947.12.15
申请号
GB19450001779
申请日期
1945.01.23
申请人
WALTER EDGAR JONES
发明人
分类号
G01B3/40;G01B5/20
主分类号
G01B3/40
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代理人
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