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经营范围
发明名称
Domestic measure for granular and powdered substances
摘要
申请公布号
GB649068(A)
申请公布日期
1951.01.17
申请号
GB19480027104
申请日期
1948.10.19
申请人
SAMUEL WOOD BROWN
发明人
分类号
G01F19/00
主分类号
G01F19/00
代理机构
代理人
主权项
地址
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