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发明名称
IMPROVEMENTS IN OR RELATING TO RECTIFIER COLUMNS
摘要
申请公布号
GB1222607(A)
申请公布日期
1971.02.17
申请号
GB19680026838
申请日期
1968.06.05
申请人
JENAER GLASWERK SCHOTT & GEN.;CARL-ZIESS-STIFTUNG
发明人
分类号
B01D3/42
主分类号
B01D3/42
代理机构
代理人
主权项
地址
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