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经营范围
发明名称
Scroll type continuous mining machine
摘要
申请公布号
US3194603(A)
申请公布日期
1965.07.13
申请号
US19630291334
申请日期
1963.06.28
申请人
GOODMAN MANUFACTURING COMPANY
发明人
GONSKI JOSEPH;NEWTON JOHN S.
分类号
E21C27/24
主分类号
E21C27/24
代理机构
代理人
主权项
地址
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