发明名称 Hand rail and wall bumper structure
摘要 This invention relates to a new combination of a wall supported hand rail having as a part thereof and depending therefrom a plate member forming a bumper to protect the adjacent wall surface from being marred or otherwise damaged by engagement of manually moved vehicles such as laundry carts or food tray cabinets as in a hospital corridor.
申请公布号 US4078773(A) 申请公布日期 1978.03.14
申请号 US19770771203 申请日期 1977.02.23
申请人 ELLINGSON, JR., CHESTER W. 发明人 ELLINGSON, JR., CHESTER W.
分类号 E04F11/18;(IPC1-7):E04H17/14 主分类号 E04F11/18
代理机构 代理人
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