发明名称 |
Door and Board Lifting Device |
摘要 |
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.
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申请公布号 |
US2008237557(A1) |
申请公布日期 |
2008.10.02 |
申请号 |
US20050632799 |
申请日期 |
2005.07.21 |
申请人 |
DURRANT IAN |
发明人 |
DURRANT IAN |
分类号 |
B66F3/00;B66F15/00;E04F21/00 |
主分类号 |
B66F3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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