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发明名称
Improvements relating to the construction of precision balances
摘要
申请公布号
GB763626(A)
申请公布日期
1956.12.12
申请号
GB19540002813
申请日期
1954.01.29
申请人
ROBERT JOHN WHITCROFT
发明人
分类号
G01G23/02
主分类号
G01G23/02
代理机构
代理人
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