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经营范围
发明名称
Improvements in or relating to measuring tapes and rules
摘要
申请公布号
GB645015(A)
申请公布日期
1950.10.25
申请号
GB19470024803
申请日期
1947.09.10
申请人
CARLSON & SULLIVAN INC.
发明人
分类号
G01B3/10
主分类号
G01B3/10
代理机构
代理人
主权项
地址
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