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经营范围
发明名称
Centrifugal bowl
摘要
申请公布号
US2478992(A)
申请公布日期
1949.08.16
申请号
US19460689738
申请日期
1946.08.10
申请人
THE DE LAVAL SEPARATOR COMPANY
发明人
JR. GEORGE F. WHEELWRIGHT,
分类号
B04B1/12
主分类号
B04B1/12
代理机构
代理人
主权项
地址
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