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发明名称
Improvements in or relating to breathing apparatus
摘要
申请公布号
GB1016572(A)
申请公布日期
1966.01.12
申请号
GB19630011235
申请日期
1963.03.21
申请人
MINISTER OF AVIATION
发明人
ALLEN GEOFFREY REX
分类号
A62B7/12
主分类号
A62B7/12
代理机构
代理人
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