Statements (19)
Predicate | Object |
---|---|
gptkbp:instanceOf |
Morse code variant
|
gptkbp:alphabet |
encoding system
|
gptkbp:alsoKnownAs |
gptkb:Railroad_Morse
|
gptkbp:basedOn |
gptkb:Morse_code
|
gptkbp:characteristic |
uses dots and dashes
variable dash lengths |
gptkbp:created |
1844
|
gptkbp:creator |
gptkb:Alfred_Vail
|
gptkbp:distinctFrom |
gptkb:International_Morse_Code
|
https://www.w3.org/2000/01/rdf-schema#label |
American Morse Code
|
gptkbp:replacedBy |
gptkb:International_Morse_Code
|
gptkbp:status |
obsolete
|
gptkbp:usedBy |
railroads
telegraph operators |
gptkbp:usedFor |
telegraphy
|
gptkbp:usedIn |
gptkb:United_States
|
gptkbp:usedUntil |
early 20th century
|
gptkbp:bfsParent |
gptkb:Morse_code
|
gptkbp:bfsLayer |
5
|