发明授权
- 专利标题： Roof anchor ladder attachment assembly
- 专利标题（中）： 屋顶锚梯梯子附件总成
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申请号： US10871783申请日： 2004-06-19
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公开(公告)号： US06913114B1公开(公告)日： 2005-07-05
- 发明人: Berle G. Blehm
- 申请人： Berle G. Blehm
- 代理商 William W. Bodnar
- 主分类号： E04D15/00
- IPC分类号： E04D15/00 ; E06C1/397 ; E06C7/48 ; E06C7/06 ; E04G1/36 ; E04G5/02
摘要：
A roof ridge anchor assembly for attaching to and securing a ladder to the roof ridge of a building. One embodiment consists of a pair of devices attached to the rungs of a ladder to allow a ladder to be rolled up onto a roof, turned over and secured in position over the roof bridge.
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