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发明名称
MELTING OR SMELTING FURNACE
摘要
申请公布号
IE22697(L)
申请公布日期
1958.04.24
申请号
IE19570000472
申请日期
1957.09.23
申请人
ISAIAH LEES HALL
发明人
分类号
(IPC1-7):C21B/00;C22B/00
主分类号
(IPC1-7):C21B/00
代理机构
代理人
主权项
地址
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