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发明名称
Non-oxidising heating of metal articles or blanks
摘要
申请公布号
US2832700(A)
申请公布日期
1958.04.29
申请号
US19540427771
申请日期
1954.05.04
申请人
OSVALDO BALESTRA
发明人
BALESTRA OSVALDO
分类号
C21D1/44;C21D1/46;C21D1/52;C21D1/70;C21D1/74;C21D9/00
主分类号
C21D1/44
代理机构
代理人
主权项
地址
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