VIEWING SEAT AND VIEWING SEAT WITH FOLDABLE SEAT - 百度学术
摘要: PURPOSE: To provide a viewing seat capable of slanting a back rest into a standing angle suitable for sitting without complicating the structure.收藏 引用 批量引用 报错 分享 文库来源 求助全文 VIEWING SEAT AND VIEWING SEAT WITH FOLDABLE SEAT 优质文献 ...