MINE SHAFT DOOR,申请号SU19843832603-传众专利搜索

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发明名称	MINE SHAFT DOOR
摘要
申请公布号	SU1263866(A1)	申请公布日期	1986.10.15
申请号	SU19843832603	申请日期	1984.12.30
申请人	LYASHCHENKO STANISLAV G,SU	发明人	LYASHCHENKO STANISLAV G,SU
分类号	E21D7/00;E06B3/32	主分类号	E21D7/00
代理机构		代理人
主权项
地址

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