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发明名称
Weighing scale
摘要
申请公布号
US2047681(A)
申请公布日期
1936.07.14
申请号
US19340712005
申请日期
1934.02.19
申请人
GREENLEAF WILLIAM H
发明人
GREENLEAF WILLIAM H.
分类号
G01G3/02
主分类号
G01G3/02
代理机构
代理人
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