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发明名称
Apparatus for indicating and recording weighing operations
摘要
申请公布号
US2071705(A)
申请公布日期
1937.02.23
申请号
US19340735062
申请日期
1934.07.13
申请人
CONTROLLED WEIGHTS, INC.
发明人
OBER LEONARD
分类号
G01G13/00;G01G23/36
主分类号
G01G13/00
代理机构
代理人
主权项
地址
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