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经营范围
发明名称
Устройство рельсовых цепей
摘要
申请公布号
SU92847(A1)
申请公布日期
1950.11.30
申请号
SU19490409466
申请日期
1949.12.23
申请人
PICHUGIN N.I.
发明人
PICHUGIN N.I.
分类号
B61L23/16
主分类号
B61L23/16
代理机构
代理人
主权项
地址
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