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经营范围
发明名称
Open circuit respiratory apparatus
摘要
申请公布号
US2858829(A)
申请公布日期
1958.11.04
申请号
US19550498367
申请日期
1955.03.31
申请人
LA SPIROTECHNIQUE
发明人
GAGNAN EMILE
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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