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发明名称
TWO-LAYER STEEL TUBE WITH INSIDE LAYER RESISTANT TO EROSIONWEAR
摘要
申请公布号
CS247867(B1)
申请公布日期
1987.01.15
申请号
CS19830006358
申请日期
1983.09.01
申请人
HAMZA,ZDENEK,CS;DREVIKOVSKY,JIRI,CS;SLANY,STANISLAV,CS;SEHNAL,VLASTISLAV,CS
发明人
HAMZA,ZDENEK,CS;DREVIKOVSKY,JIRI,CS;SLANY,STANISLAV,CS;SEHNAL,VLASTISLAV,CS
分类号
C22C38/18;(IPC1-7):C22C38/18
主分类号
C22C38/18
代理机构
代理人
主权项
地址
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