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经营范围
发明名称
Рельсовое скрепление
摘要
申请公布号
SU21197(A1)
申请公布日期
1931.07.31
申请号
SU19300067306
申请日期
1930.03.29
申请人
KVITKO L.YA.;TARANENKO A.A.
发明人
KVITKO L.YA.;TARANENKO A.A.
分类号
E01B9/50;E01B9/54
主分类号
E01B9/50
代理机构
代理人
主权项
地址
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