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发明名称
AIR FILTERING HALF-MASK
摘要
申请公布号
PL106152(U1)
申请公布日期
1998.09.14
申请号
PL19970106152U
申请日期
1997.03.03
申请人
SPOLDZIELNIA INWALIDOW ZGODA
发明人
KUDAJ JAN
分类号
A62B18/02;(IPC1-7):A62B18/02
主分类号
A62B18/02
代理机构
代理人
主权项
地址
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