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发明名称
PROTECTIVE MASK
摘要
申请公布号
US5080092(A)
申请公布日期
1992.01.14
申请号
US19900483963
申请日期
1990.02.09
申请人
SGE SOCIETA GENERALE ELASTOMERI S.P.A.
发明人
TENNA, GIOVANNI M.
分类号
A62B18/02;(IPC1-7):A62B18/08
主分类号
A62B18/02
代理机构
代理人
主权项
地址
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