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经营范围
发明名称
SCRAPER
摘要
申请公布号
SU1691479(A1)
申请公布日期
1991.11.15
申请号
SU19894714355
申请日期
1989.05.23
申请人
PSKOVSKIJ LE POLT I IM.M.I.KALININA
发明人
GLEBOV VADIM D,SU;TARKHOV ALBERT I,SU;IVANOVA VALENTINA M,SU;VETLITSYN ALEKSANDR M,SU
分类号
E02F3/64
主分类号
E02F3/64
代理机构
代理人
主权项
地址
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