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发明名称
VERFAHREN ZUR REINIGUNG FOTOGRAFISCHER ABWAESSER
摘要
申请公布号
DD147092(A1)
申请公布日期
1981.03.18
申请号
DD19790216903
申请日期
1979.11.15
申请人
KEILER,JOHANN-ALBRECHT,DD;POLLAKOWSKI,GOETZ,DD
发明人
KEILER,JOHANN-ALBRECHT,DD;POLLAKOWSKI,GOETZ,DD
分类号
C02F1/52;C02F1/58;C02F1/72;(IPC1-7):C02F1/58
主分类号
C02F1/52
代理机构
代理人
主权项
地址
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