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发明名称
SCRAPER
摘要
申请公布号
SU1027340(A1)
申请公布日期
1983.07.07
申请号
SU19823409426
申请日期
1982.03.19
申请人
BRYANSKIJ T INSTITUT
发明人
MATVEEV ALEKSANDR V,SU;SERGEEVA NINA D,SU
分类号
E02F3/64;(IPC1-7):E02F3/64
主分类号
E02F3/64
代理机构
代理人
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地址
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