MANUAL LIFTING SLING DEVICE |
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| 申请号 | US15549695 | 申请日 | 2017-06-25 | 公开(公告)号 | US20180235821A1 | 公开(公告)日 | 2018-08-23 |
| 申请人 | Cho Kee WONG; Wai Jun Sabrina WONG YEUNG; | 发明人 | Cho Kee WONG; Wai Jun Sabrina WONG YEUNG; | ||||
| 摘要 | A manual lifting sling device including a bottom support portion, a rear side support portion, a left side retainer portion and a right side retainer portion, at least two lift handles, a left foldable portion, and a right foldable portion; wherein the manual lifting sling device is configured to be switchable between a standby state in the form of a sheet and an operation state in the form of a seat. | ||||||
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| 说明书全文 | |||||||
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