FILLING DAM FOR MECHANICAL HOUSING,申请号PL19840248951-传众专利搜索

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发明名称	FILLING DAM FOR MECHANICAL HOUSING
摘要
申请公布号	PL248951(A2)	申请公布日期	1985.08.13
申请号	PL19840248951	申请日期	1984.07.25
申请人	KOPALNIA WEGLA KAMIENNEGO POKO	发明人	PISAREK PAWEL;GAJEK JOZEF;PAJDZIK RYSZARD;TOMANEK HENRYK
分类号	E21D23/00;E21F;E21F15/02;(IPC1-7):E21F/	主分类号	E21D23/00
代理机构		代理人
主权项
地址

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