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发明名称
THERAPEUTIC FACE MASK
摘要
申请公布号
US3490452(A)
申请公布日期
1970.01.20
申请号
USD3490452
申请日期
1967.06.20
申请人
SAMUEL L. GREENFIELD
发明人
SAMUEL L. GREENFIELD
分类号
A61M15/00;A61M16/04;A61M16/06;(IPC1-7):A61J7/00;A61M16/00
主分类号
A61M15/00
代理机构
代理人
主权项
地址
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