发明名称 LADDER GUARD
摘要 A support apparatus (1) for a ladder (20) is disclosed. An adjustable frame, having frame members (2, 3) engages the ladder rungs by pairs of laterally spaced hooks (7, 11). The apparatus attaches by opposed hooks (6, 10) to a structure (24) to positionally secure the ladder against the structure.
申请公布号 WO0023685(A1) 申请公布日期 2000.04.27
申请号 WO1998AU00874 申请日期 1998.10.21
申请人 LADDER GUARD PTY LIMITED;VAN LIEROP, PETER, MARIA 发明人 VAN LIEROP, PETER, MARIA
分类号 E06C7/48;(IPC1-7):E06C7/48 主分类号 E06C7/48
代理机构 代理人
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