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经营范围
发明名称
WORKING MEMBER OF MACHINE FOR EXCAVATION OF SHALLOW TUNNEL
摘要
申请公布号
SU571540(A1)
申请公布日期
1977.09.05
申请号
SU19752117618
申请日期
1975.03.28
申请人
PK BYURO GLAVSTROJMEKHANIZATSII
发明人
CHERKASOV NIKOLAJ E,SU;KOSHELEV YURIJ A,SU;VASYUKOV PETR A,SU;SHMAKOV VASILIJ P,SU;SHLYAPIN KIRILL B,SU
分类号
E02D29/045;E21D9/12;(IPC1-7):E01G4/02
主分类号
E02D29/045
代理机构
代理人
主权项
地址
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