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发明名称
SPOSOB WYKONYWANIA KOMOR GRZEJNYCH RUROWYCH
摘要
申请公布号
PL105702(B1)
申请公布日期
1979.10.31
申请号
PL19750177554
申请日期
1975.01.25
申请人
发明人
分类号
B23P15/26;F28D7/00;(IPC1-7):F28D7/00
主分类号
B23P15/26
代理机构
代理人
主权项
地址
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