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发明名称
Scale
摘要
申请公布号
US2074884(A)
申请公布日期
1937.03.23
申请号
US19330682156
申请日期
1933.07.25
申请人
CHARLOTTE BEISSER
发明人
分类号
G01G19/64;G01G23/20
主分类号
G01G19/64
代理机构
代理人
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地址
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