WORKING MEMBER FOR DIGGING FROZEN SOIL,申请号SU19772505231-传众专利搜索

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发明名称	WORKING MEMBER FOR DIGGING FROZEN SOIL
摘要
申请公布号	SU641144(A1)	申请公布日期	1979.01.05
申请号	SU19772505231	申请日期	1977.07.07
申请人	KY VNII STROITELNOGO DOROZHNOGO MASHINOSTROENIYA	发明人	ZORIN BORIS ANATOLEVICH,SU;SOKOLOV LEV KONSTANTINOVICH,SU
分类号	E02F5/30;(IPC1-7):E02F5/30	主分类号	E02F5/30
代理机构		代理人
主权项
地址

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