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发明名称
Oxygen demand breathing system, including means for automatic altitude regulation
摘要
申请公布号
US2552595(A)
申请公布日期
1951.05.15
申请号
US19480050343
申请日期
1948.09.21
申请人
HENRY SEELER
发明人
SEELER HENRY
分类号
A62B9/02
主分类号
A62B9/02
代理机构
代理人
主权项
地址
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