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发明名称
FILTERMASKER.
摘要
申请公布号
NL8103153(A)
申请公布日期
1982.02.01
申请号
NL19810003153
申请日期
1981.06.30
申请人
RACAL SAFETY LIMITED TE WEMBLEY, GROOT-BRITTANNIEE.
发明人
分类号
A62B18/02;A41D13/11;(IPC1-7):A62B23/06;B01D39/14
主分类号
A62B18/02
代理机构
代理人
主权项
地址
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