| 摘要 |
A method and apparatus for providing access to the exterior of a building in proximity to an opening, such as a window or door opening, in a wall of the building. Access is provided by a platform that is supported by brackets from vertical members fastened to the interior of the building. The platform may be passed from the interior of a building to the exterior of the building through an opening in the building. The apparatus may be assembled in, and installed from, the interior of a building.
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