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发明名称
Режущая часть угольных комбайнов для тонких пластов
摘要
申请公布号
SU104552(A1)
申请公布日期
1955.11.30
申请号
SU19540453542
申请日期
1954.09.21
申请人
VASILENKO S.I.
发明人
VASILENKO S.I.
分类号
E21C25/24;E21C27/04
主分类号
E21C25/24
代理机构
代理人
主权项
地址
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