PROP-TYPE ROOF SUPPORTS FOR MINES,申请号PL19940304199-传众专利搜索

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发明名称	PROP-TYPE ROOF SUPPORTS FOR MINES
摘要
申请公布号	PL304199(A1)	申请公布日期	1996.01.08
申请号	PL19940304199	申请日期	1994.07.07
申请人	MOSKAL KRZYSZTOF	发明人	MOSKAL KRZYSZTOF
分类号	E21D19/00;(IPC1-7):E21D19/00	主分类号	E21D19/00
代理机构		代理人
主权项
地址

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