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经营范围
发明名称
Sintering of metalliferous materials
摘要
申请公布号
US1889055(A)
申请公布日期
1932.11.29
申请号
US19320595150
申请日期
1932.02.25
申请人
ST. JOSEPH LEAD COMPANY
发明人
WEATON GEORGE F.;NAJARIAN HERAND K.
分类号
F27B21/06
主分类号
F27B21/06
代理机构
代理人
主权项
地址
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