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发明名称
Сборно-разборная пробка для шанцев фундаментов
摘要
申请公布号
SU57800(A1)
申请公布日期
1939.11.30
申请号
SU19380019002
申请日期
1938.09.16
申请人
NOVIKOV S.D.
发明人
NOVIKOV S.D.
分类号
E04G15/04
主分类号
E04G15/04
代理机构
代理人
主权项
地址
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