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发明名称
SCRAPER
摘要
申请公布号
SU889802(A1)
申请公布日期
1981.12.15
申请号
SU19802897275
申请日期
1980.03.21
申请人
VORONEZHSKIJ INZH-STR INSTITUT
发明人
BORISENKOV VIKTOR A,SU
分类号
E02F3/64;(IPC1-7):E02F3/64
主分类号
E02F3/64
代理机构
代理人
主权项
地址
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