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发明名称
Indicating chart
摘要
申请公布号
US1851516(A)
申请公布日期
1932.03.29
申请号
US19310508232
申请日期
1931.01.12
申请人
TOLEDO SCALE MANUFACTURING COMPANY
发明人
HURT SAMUEL N.
分类号
G01G23/22
主分类号
G01G23/22
代理机构
代理人
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地址
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