Assistive products for blind and vision-impaired persons : tactile walking surface indicators = Produits d'assistance pour personnes aveugles ou visuellement affaiblies : indicateurs tactiles de surfaces de marche.
| Format: | Book |
|---|---|
| Language: | English |
| Published: |
Geneva :
ISO,
[2012]
|
| Edition: | First edition 2012-03-01. |
| Subjects: |
| Item Description: | Cover title. "International standard" |
|---|---|
| Physical Description: | v, 37 pages : illustrations ; 28 cm |
| Bibliography: | Includes blbliographical references. |