SELF-ADVANCING ROOF SUPPORTS,申请号PL19920295066-传众专利搜索

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发明名称	SELF-ADVANCING ROOF SUPPORTS
摘要
申请公布号	PL295066(A1)	申请公布日期	1994.01.10
申请号	PL19920295066	申请日期	1992.06.27
申请人	ADAMOWICZ HENRYK	发明人	ADAMOWICZ HENRYK
分类号	E21D11/24;E21D23/04;(IPC1-7):E21D11/24	主分类号	E21D11/24
代理机构		代理人
主权项
地址

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