SUPPORTING STRUCTURE FOR A MINING SCRAPER CONVEYOR DRIVE UNIT,申请号PL19850255000-传众专利搜索

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发明名称	SUPPORTING STRUCTURE FOR A MINING SCRAPER CONVEYOR DRIVE UNIT
摘要
申请公布号	PL147778(B1)	申请公布日期	1989.07.31
申请号	PL19850255000	申请日期	1985.08.14
申请人		发明人
分类号	B65G;B65G41/00;E21F;E21F13/08;(IPC1-7):E21F13/08	主分类号	B65G
代理机构		代理人
主权项
地址

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