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经营范围
发明名称
Agitator, aerator, and mixer
摘要
申请公布号
US1765338(A)
申请公布日期
1930.06.17
申请号
US19280319256
申请日期
1928.11.14
申请人
ROTEX ENGINEERING COMPANY
发明人
JONES WILLIAM N.;HUMPHREYS CHESTER C.
分类号
C02F1/64
主分类号
C02F1/64
代理机构
代理人
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