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发明名称
Прибор для автоматической записи криволинейных участков пути
摘要
申请公布号
SU55368(A1)
申请公布日期
1938.11.30
申请号
SUD55368
申请日期
1937.11.11
申请人
ANDREJTSEV P.I.
发明人
ANDREJTSEV P.I.
分类号
E01B35/02;G01B7/30
主分类号
E01B35/02
代理机构
代理人
主权项
地址
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