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发明名称
Dial test indicator
摘要
申请公布号
US2726626(A)
申请公布日期
1955.12.13
申请号
US19530331890
申请日期
1953.01.19
申请人
THE LUFKIN RULE COMPANY
发明人
ZELNICK CHARLES
分类号
G01B3/22
主分类号
G01B3/22
代理机构
代理人
主权项
地址
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