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发明名称
Separator
摘要
申请公布号
US1845441(A)
申请公布日期
1932.02.16
申请号
US19260136274
申请日期
1926.09.18
申请人
GEORGE ROBERTSON
发明人
ROBERTSON GEORGE
分类号
B07B4/06
主分类号
B07B4/06
代理机构
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