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经营范围
发明名称
Pneumatic screen
摘要
申请公布号
GB632077(A)
申请公布日期
1949.11.16
申请号
GB19450033633
申请日期
1945.12.12
申请人
TRAUGOTT RUEPP
发明人
分类号
F26B17/10
主分类号
F26B17/10
代理机构
代理人
主权项
地址
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