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发明名称
VERFAHREN ZUR HERSTELLUNG VON SCHUTZSCHICHTEN AUF GEGENSTAENDEN AUS METALLEN DURCH AUFBRINGEN VON POLYPHOSPHATEN
摘要
申请公布号
DE2160784(B2)
申请公布日期
1977.08.11
申请号
DE19712160784
申请日期
1971.12.08
申请人
发明人
分类号
C23C22/74;(IPC1-7):C23F7/08;C21D1/72
主分类号
C23C22/74
代理机构
代理人
主权项
地址
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