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发明名称
Spring balances
摘要
申请公布号
US2821376(A)
申请公布日期
1958.01.28
申请号
US19540424190
申请日期
1954.04.19
申请人
GEORGE SALTER & CO. LIMITED
发明人
ASTON HORACE
分类号
G01G3/08
主分类号
G01G3/08
代理机构
代理人
主权项
地址
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