| 发明名称 |
COMPACTABLE LADDER FOR A BOAT |
| 摘要 |
A boat ladder has a rigid I-beam support with steps pivotally attached for making the ladder compact, with the ladder pivotally engaged with a compartment in the boat hull for storing the ladder when not in use.
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| 申请公布号 |
US2004159279(A1) |
申请公布日期 |
2004.08.19 |
| 申请号 |
US20030367157 |
申请日期 |
2003.02.19 |
| 申请人 |
GARELICK RICHARD J.;BERMAN RONALD M. |
发明人 |
GARELICK RICHARD J.;BERMAN RONALD M. |
| 分类号 |
B63B27/14;E06C1/38;(IPC1-7):B63B17/00 |
主分类号 |
B63B27/14 |
| 代理机构 |
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代理人 |
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| 主权项 |
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