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发明名称
Simplified extractor apparatus
摘要
申请公布号
US2907641(A)
申请公布日期
1959.10.06
申请号
US19550500004
申请日期
1955.04.07
申请人
JEAN WEBER
发明人
NOTTEBROCK HEINRICH
分类号
B01D11/02
主分类号
B01D11/02
代理机构
代理人
主权项
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