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发明名称
BREATHING HALF-MASK FOR ONCE ONLY USE
摘要
申请公布号
GB2059782(B)
申请公布日期
1983.07.13
申请号
GB19800030438
申请日期
1980.09.19
申请人
DRAGERWERK AG
发明人
分类号
A41D13/11;(IPC1-7):A62B18/02
主分类号
A41D13/11
代理机构
代理人
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