Improvements in or relating to apparatus for stowing rubble in underground mines,申请号GB19650003142-传众专利搜索

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发明名称	Improvements in or relating to apparatus for stowing rubble in underground mines
摘要
申请公布号	GB1087523(A)	申请公布日期	1967.10.18
申请号	GB19650003142	申请日期	1965.01.25
申请人	BERGWERKSGESELLSCHAFT WALSUM A.G.	发明人
分类号	E21F15/06	主分类号	E21F15/06
代理机构		代理人
主权项
地址

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