METHOD OF MAKING HOLD-DOWN ROLLERS FOR MINING CARS,申请号PL19900284362-传众专利搜索

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发明名称	METHOD OF MAKING HOLD-DOWN ROLLERS FOR MINING CARS
摘要
申请公布号	PL284362(A1)	申请公布日期	1991.09.23
申请号	PL19900284362	申请日期	1990.03.16
申请人	POLMAG EMAG PRZED MECHANIZACJI	发明人	TOMANEK BERNARD;DZIUBINSKI BOGDAN;MANKA JERZY;KREBS ERYK;DRASZOW STANISLAW
分类号	C23C8/60;(IPC1-7):C23C8/60	主分类号	C23C8/60
代理机构		代理人
主权项
地址

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