Closure of borehole for blasting operations,申请号CZ20160032375U-传众专利搜索

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发明名称	Closure of borehole for blasting operations
摘要
申请公布号	CZ29599(U1)	申请公布日期	2016.07.07
申请号	CZ20160032375U	申请日期	2016.05.16
申请人	Šubrt Radomír;Sehnalík Václav;Einšpígl Zdeněk	发明人	Šubrt Radomír;Sehnalík Václav;Einšpígl Zdeněk
分类号	F42D1/00;E21B33/02;F42D99/00	主分类号	F42D1/00
代理机构		代理人
主权项
地址

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