Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:braille_typewriter
|
| gptkbp:category |
gptkb:assistive_technology
braille writing device |
| gptkbp:color |
blue
gray |
| gptkbp:hasBrailleCells |
1
|
| gptkbp:introduced |
1951
|
| gptkbp:inventedBy |
gptkb:David_Abraham
|
| gptkbp:manufacturer |
gptkb:Perkins_School_for_the_Blind
|
| gptkbp:marketedIn |
gptkb:United_States
worldwide |
| gptkbp:material |
gptkb:metal
|
| gptkbp:notableFeature |
durability
portable embosses braille on paper |
| gptkbp:numberOfKeys |
9
|
| gptkbp:operatedBy |
gptkb:manual
|
| gptkbp:relatedTo |
gptkb:Mountbatten_Brailler
braille slate and stylus |
| gptkbp:successor |
gptkb:Next_Generation_Perkins_Brailler
|
| gptkbp:usedBy |
blind people
|
| gptkbp:usedFor |
writing braille
|
| gptkbp:website |
https://www.perkins.org/perkins-brailler/
|
| gptkbp:weight |
about 9 pounds
|
| gptkbp:bfsParent |
gptkb:Perkins
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Perkins Brailler
|