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发明名称
Percentage registering device
摘要
申请公布号
US2633819(A)
申请公布日期
1953.04.07
申请号
US19500192979
申请日期
1950.10.30
申请人
THE GRIFFITH LABORATORIES, INC.
发明人
BROWN ANDREW G.
分类号
G01G19/64
主分类号
G01G19/64
代理机构
代理人
主权项
地址
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