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经营范围
发明名称
Flotation apparatus
摘要
申请公布号
US2645350(A)
申请公布日期
1953.07.14
申请号
US19480020782
申请日期
1948.04.13
申请人
INGENIORSFIRMAN FLIESBERG AKTIEBOLAG
发明人
NORDSTRAND SVEN GOSTA
分类号
B03D1/24
主分类号
B03D1/24
代理机构
代理人
主权项
地址
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