Schutzeinrichtung fuer Arbeiter, die sich in staubhaltiger Atmosphaere aufhalten,申请号DE1951L009737-传众专利搜索

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发明名称	Schutzeinrichtung fuer Arbeiter, die sich in staubhaltiger Atmosphaere aufhalten
摘要
申请公布号	DE919861(C)	申请公布日期	1954.11.04
申请号	DE1951L009737	申请日期	1951.08.02
申请人	DR. MED. DR. PHIL. FRIEDRICH LOENNE;MARIANNE LOENNE, GEB. KOPPERS	发明人	DR. MED. DR. PHIL. FRIEDRICH LOENNE;KOPPERS MARIANNE LOENNE, GEB.
分类号	A62B18/00	主分类号	A62B18/00
代理机构		代理人
主权项
地址

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