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发明名称
VIBRATION FEEDER
摘要
申请公布号
SU1113536(A1)
申请公布日期
1984.09.15
申请号
SU19823389309
申请日期
1982.02.01
申请人
VNII NERUDNYKH STROITELNYKH MATERIALOV GIDROMEKHANIZATSII
发明人
RACHINSKIJ ALEKSANDR B,SU;LEBEDEV MIKHAIL A,SU
分类号
E21B44/08;(IPC1-7):E21C5/14
主分类号
E21B44/08
代理机构
代理人
主权项
地址
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