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经营范围
发明名称
Improvements in or relating to indicating devices of the type including a rotatable pointer, dial or other rotatable indicating element
摘要
申请公布号
GB701025(A)
申请公布日期
1953.12.16
申请号
GB19520028572
申请日期
1949.05.05
申请人
CHRISTOPHER HODGSON BOOTH;HARRY BOOL HARDWICK
发明人
分类号
G01L7/04
主分类号
G01L7/04
代理机构
代理人
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