Invention Grant
- Patent Title: Door and board lifting device
- Patent Title (中): 门板升降装置
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Application No.: US11632799Application Date: 2005-07-21
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Publication No.: US08128066B2Publication Date: 2012-03-06
- Inventor: Ian Durrant
- Applicant: Ian Durrant
- Agency: Amster, Rothstein & Ebenstein LLP
- Priority: GB0416290.5 20040721
- International Application: PCT/GB2005/002873 WO 20050721
- International Announcement: WO2006/008536 WO 20060126
- Main IPC: B66F3/00
- IPC: B66F3/00
Abstract:
A door and board lifting device comprising a foot operated lever and locking means wherein said locking means is operative to releasably secure the lever in a substantially fixed position.
Public/Granted literature
- US20080237557A1 Door and Board Lifting Device Public/Granted day:2008-10-02
Information query
