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经营范围
发明名称
Extraction apparatus
摘要
申请公布号
US2858196(A)
申请公布日期
1958.10.28
申请号
US19450617127
申请日期
1945.09.18
申请人
BALLARD ALBERT E;BRIGHAM HARLOW R
发明人
BALLARD ALBERT E.;BRIGHAM HARLOW R.
分类号
B01F1/00;B01F15/00
主分类号
B01F1/00
代理机构
代理人
主权项
地址
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