TWO-STEP SPOOL OPERATOR IN EXCAVATOR,申请号KR19840008103U-传众专利搜索

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发明名称	TWO-STEP SPOOL OPERATOR IN EXCAVATOR
摘要
申请公布号	KR870003749(Y1)	申请公布日期	1987.10.23
申请号	KR19840008103U	申请日期	1984.08.20
申请人	DAEWOO HEAVY IND. CO.,LTD.	发明人	LEE, JONG-WON
分类号	E02F3/28;E02F9/22;(IPC1-7):E02F9/22	主分类号	E02F3/28
代理机构		代理人
主权项
地址

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