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发明名称
Прибор для очистки канализационных труб с применением водяной турбины
摘要
申请公布号
SU21047(A1)
申请公布日期
1931.05.31
申请号
SU19290044405
申请日期
1929.04.05
申请人
MISTRYUKOV V.G.
发明人
MISTRYUKOV V.G.
分类号
E03F7/10;B08B9/053
主分类号
E03F7/10
代理机构
代理人
主权项
地址
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