发明名称 Supine support device and method for treatment and prevention of malocclusion of the teeth
摘要 A wedge-shaped pillow having recessed areas for a user's torso and head to promote supine sleeping as a beneficial deterrent to orthodontic problems and to generally promote sleeping comfort.
申请公布号 US4907306(A) 申请公布日期 1990.03.13
申请号 US19880194398 申请日期 1988.05.16
申请人 NAKAJI, NORMAN K. 发明人 NAKAJI, NORMAN K.
分类号 A47G9/10;A61F5/058 主分类号 A47G9/10
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