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发明名称
PROTECTIVE RESPIRATORY APPARATUS
摘要
申请公布号
GB8302101(D0)
申请公布日期
1983.03.02
申请号
GB19830002101
申请日期
1983.01.26
申请人
DRAGERWERK AG
发明人
分类号
A62B9/00;A62B18/02;A62B23/02;A62B25/00;(IPC1-7):A62B7/10
主分类号
A62B9/00
代理机构
代理人
主权项
地址
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