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发明名称
Vibrating screen
摘要
申请公布号
US2248042(A)
申请公布日期
1941.07.08
申请号
US19390251769
申请日期
1939.01.19
申请人
ALFRED E. FIELDING
发明人
CHAMBERLAIN LEON E.
分类号
B07B1/28
主分类号
B07B1/28
代理机构
代理人
主权项
地址
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