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经营范围
发明名称
Device for administering oxygen
摘要
申请公布号
US2508050(A)
申请公布日期
1950.05.16
申请号
US19470757161
申请日期
1947.06.26
申请人
V. S. ANTHONY COMPANY, INC.
发明人
VALENTE ANTHONY S.
分类号
A61G10/04
主分类号
A61G10/04
代理机构
代理人
主权项
地址
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