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发明名称
摘要
申请公布号
DE2847060(C3)
申请公布日期
1980.11.13
申请号
DE19782847060
申请日期
1978.10.28
申请人
MINE SAFETY APPLIANCES CO., PITTSBURGH, PA. (V.ST.A.)
发明人
SERES, ROBERT JOHN, ALLISON PARK;SUMMERS, JAMES JOSEPH, BETHEL PARK
分类号
A42B3/16;A42B3/22;(IPC1-7):A61F9/04
主分类号
A42B3/16
代理机构
代理人
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