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经营范围
发明名称
Contact plate structure for use in a rectifying or contacting column
摘要
申请公布号
US3039750(A)
申请公布日期
1962.06.19
申请号
US19560604555
申请日期
1956.08.16
申请人
WALTER KITTEL
发明人
KITTEL WALTER
分类号
B01D3/16;B01D3/18
主分类号
B01D3/16
代理机构
代理人
主权项
地址
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