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经营范围
发明名称
Dewatering apparatus
摘要
申请公布号
US2463814(A)
申请公布日期
1949.03.08
申请号
US19440562343
申请日期
1944.11.07
申请人
MARATHON CORPORATION
发明人
SKINNER HAROLD A.
分类号
D21F1/66
主分类号
D21F1/66
代理机构
代理人
主权项
地址
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