CAP PIECE FOR SELF-ADVANCING ROOF SUPPORTS,申请号PL19920293810-传众专利搜索

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发明名称	CAP PIECE FOR SELF-ADVANCING ROOF SUPPORTS
摘要
申请公布号	PL293810(A1)	申请公布日期	1992.09.21
申请号	PL19920293810	申请日期	1992.03.10
申请人	FAZOS FABRYKA ZMECHANIZOWANYCH	发明人	TREMBACZEWSKI HENRYK;WOJTACHA MICHAL;PFAF JAN;WOJANOWSKI BOGUSLAW
分类号	E21D17/054;E21D23/06;E21F15/00;(IPC1-7):E21F15/00	主分类号	E21D17/054
代理机构		代理人
主权项
地址

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