Gummihaube zur Abdeckung von Wassertrögen einer Explosionssperre für den untertägigen Berg- und Tunnelbau,申请号DE19940007138U-传众专利搜索

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发明名称	Gummihaube zur Abdeckung von Wassertrögen einer Explosionssperre für den untertägigen Berg- und Tunnelbau
摘要
申请公布号	DE9407138(U1)	申请公布日期	1994.10.06
申请号	DE19940007138U	申请日期	1994.04.29
申请人	SCHULTE, KLAUS, DR., 44141 DORTMUND, DE	发明人
分类号	E21F5/14;(IPC1-7):E21F5/14	主分类号	E21F5/14
代理机构		代理人
主权项
地址

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