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发明名称
SYSTEM OF VACUUM WASHING OF HEAT CHAMBERS EMPLOYING PROTECTIVE ATMOSPHERE
摘要
申请公布号
PL108287(B1)
申请公布日期
1980.03.31
申请号
PL19770203020
申请日期
1977.12.16
申请人
发明人
分类号
C21D;C23C;F27D7/06;H01J37/18;(IPC1-7):F27D7/06
主分类号
C21D
代理机构
代理人
主权项
地址
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