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经营范围
发明名称
Improvement in automatic or semi-automatic weighing apparatus
摘要
申请公布号
GB400852(A)
申请公布日期
1933.11.02
申请号
GB19330011390
申请日期
1933.04.18
申请人
JOHN POLLOCK BROWN
发明人
分类号
G01G21/00
主分类号
G01G21/00
代理机构
代理人
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