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经营范围
发明名称
Respiratory device
摘要
申请公布号
US3419004(A)
申请公布日期
1968.12.31
申请号
US19660576334
申请日期
1966.08.31
申请人
ROBERT A. BERMAN
发明人
BERMAN ROBERT A.
分类号
A61M16/04
主分类号
A61M16/04
代理机构
代理人
主权项
地址
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