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发明名称
Приспособление к сдоросдирательной машине для смены валиков
摘要
申请公布号
SU24533(A1)
申请公布日期
1931.12.31
申请号
SU19310083642
申请日期
1931.02.17
申请人
SERGEEV N.V.
发明人
SERGEEV N.V.
分类号
D01B7/02
主分类号
D01B7/02
代理机构
代理人
主权项
地址
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