Statements (22)
Predicate | Object |
---|---|
gptkbp:instanceOf |
videophone
|
gptkbp:commercialServiceLaunched |
1970
|
gptkbp:commercialServiceLocation |
gptkb:Chicago
gptkb:Pittsburgh gptkb:Washington,_D.C. |
gptkbp:developedBy |
gptkb:Bell_Labs
|
gptkbp:discontinued |
1970s
high cost low adoption |
gptkbp:displayType |
vacuum tube
|
https://www.w3.org/2000/01/rdf-schema#label |
Picturephone
|
gptkbp:introducedIn |
gptkb:New_York_World's_Fair
1964 |
gptkbp:legacy |
pioneered video communication technology
|
gptkbp:marketedAs |
gptkb:AT&T
|
gptkbp:notableFor |
first commercial videophone service
|
gptkbp:transmission |
wired
analog |
gptkbp:type |
videotelephony device
|
gptkbp:bfsParent |
gptkb:1964_New_York_World's_Fair
gptkb:Bell_System |
gptkbp:bfsLayer |
5
|