发明名称 Scaffold pick-up device
摘要 A scaffold pick-up device having a vertical joint clamp which bridges a vertical scaffold joint to stiffen the bridged vertical joint, and a scaffold lift assembly, which attaches onto the top section of a vertical scaffold member and has an attachment point for a shackle or other lifting gear.
申请公布号 US6994187(B1) 申请公布日期 2006.02.07
申请号 US20040909675 申请日期 2004.08.02
申请人 HENSLEY KEN;HAYMAN YATES W 发明人 HENSLEY KEN;HAYMAN YATES W.
分类号 E04G7/00;E04G1/00;E04G3/00;E04G7/08 主分类号 E04G7/00
代理机构 代理人
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