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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0679802 (1991-04-03) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 25 인용 특허 : 0 |
An ergonomic handrail adapted to be mounted on a wall in spaced-apart relation therefrom by means of mounting brackets and comprises an elongated metal retainer of substantially uniform cross-section along its length and having a channel-shaped body portion, upper and lower flange portions extending
An ergonomic handrail adapted to be mounted on a wall in spaced-apart relation therefrom by means of mounting brackets and comprising an elongated metal retainer of substantially uniform cross-section along its length and having a channel-shaped body portion, upper and lower flange portions extendin
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