METHOD OF EXTINGUISHING UNDERGROUND FIRE,申请号PL19800221574-传众专利搜索

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发明名称	METHOD OF EXTINGUISHING UNDERGROUND FIRE
摘要
申请公布号	PL121572(B2)	申请公布日期	1982.05.31
申请号	PL19800221574	申请日期	1980.01.23
申请人		发明人
分类号	A62B;A62C3/02;(IPC1-7):A62C3/02	主分类号	A62B
代理机构		代理人
主权项
地址

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