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经营范围
发明名称
Rock drill carrier
摘要
申请公布号
US3088531(A)
申请公布日期
1963.05.07
申请号
US19600003918
申请日期
1960.01.21
申请人
WESTINGHOUSE AIR BRAKE COMPANY
发明人
GARRETT VERNE M.;SOMMERS VERNON G.
分类号
B60P3/00;E21B7/02
主分类号
B60P3/00
代理机构
代理人
主权项
地址
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