PRESENTATION DEVICE
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United States of America Patent
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Issued Date -
May 19, 2022
app pub date -
Feb 25, 2020
filing date -
Feb 25, 2020
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Abstract
The present invention is broadly directed to a presentation device 10 in the form of an augmentative alternative communication AAC folio. The AAC folio 10 generally comprises:
- 1. three demountable leaf assemblies 12.1, 12.2, and 12.3 each adapted to contain a removable sheet including visual signs for communication;2. coupling means in the form of a hinge shaft 14 arranged to engage the plurality of leaf assemblies 12.1 to 12.3 for interconnection to provide the AAC folio 10.
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