PODSADZKA DO WYPELNIANIA PODZIEMNYCH LUB POWIERZCHNIOWYCH WYROBISK GORNICZYCH,申请号PL19770195172-传众专利搜索

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发明名称	PODSADZKA DO WYPELNIANIA PODZIEMNYCH LUB POWIERZCHNIOWYCH WYROBISK GORNICZYCH
摘要
申请公布号	PL105927(B3)	申请公布日期	1979.11.30
申请号	PL19770195172	申请日期	1977.01.05
申请人		发明人
分类号	E21F15/08;(IPC1-7):E21F15/08	主分类号	E21F15/08
代理机构		代理人
主权项
地址

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