Respirator,申请号US19760750266-传众专利搜索

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发明名称	Respirator
摘要	A disposable valveless chemical cartridge respirator for filtration of vinyl chloride monomer having an end of service life indicator is disclosed.
申请公布号	US4155358(A)	申请公布日期	1979.05.22
申请号	US19760750266	申请日期	1976.12.13
申请人	MINNESOTA MINING & MANUFACTURING	发明人	ANDERS, LEON W;KOHLER, GUNTER A;MCALLISTER, JEROME W;ORD, JAMES A JR
分类号	A62B18/08;(IPC1-7):A62B7/10	主分类号	A62B18/08
代理机构		代理人
主权项
地址

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