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经营范围
发明名称
Machine used in connection with underground mining having an operator protective shield
摘要
申请公布号
AU773137(B2)
申请公布日期
2004.05.20
申请号
AU20010010057
申请日期
2001.01.05
申请人
JOY MM DELAWARE, INC.
发明人
JOHN R FREDERICK
分类号
B60R21/02;B60R21/11;E21C35/04;E21D19/00;E21D20/00;E21F11/00;(IPC1-7):E21C35/04
主分类号
B60R21/02
代理机构
代理人
主权项
地址
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