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发明名称
Машина для очистки рельсового пути в подземных горных выработках
摘要
申请公布号
SU132168(A1)
申请公布日期
1959.11.30
申请号
SU19590641512
申请日期
1959.10.16
申请人
PETRENKO G.G.
发明人
PETRENKO G.G.
分类号
E21F13/02;E01H8/00
主分类号
E21F13/02
代理机构
代理人
主权项
地址
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