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发明名称
DEVICE FOR REGULATING PRESSURE IN PLOUGH HYDRAULIC MAIN LINES
摘要
申请公布号
SU861588(A1)
申请公布日期
1981.09.07
申请号
SU19782605625
申请日期
1978.04.19
申请人
SHAKHTINSKIJ NI PK UGOLNYJ I IM. A.M.TERPIGOREVA
发明人
LYUBIMOV GENNADIJ I,SU;AKSENENKO YURIJ A,SU;PODOLSKIJ EDUARD D,SU;SOJFER VALERIJ V,SU
分类号
E21C31/00;(IPC1-7):E21C31/00
主分类号
E21C31/00
代理机构
代理人
主权项
地址
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