Statements (15)
Predicate | Object |
---|---|
gptkbp:instanceOf |
gptkb:person
|
gptkbp:birthYear |
1838
|
gptkbp:deathYear |
1912
|
gptkbp:employer |
gptkb:Western_Union
|
gptkbp:field |
telegraphy
|
https://www.w3.org/2000/01/rdf-schema#label |
Edward A. Calahan
|
gptkbp:knownFor |
gptkb:ticker_tape
stock ticker ticker tape machine |
gptkbp:nationality |
gptkb:American
|
gptkbp:notableFor |
invention of the stock ticker
|
gptkbp:occupation |
gptkb:inventor
businessman |
gptkbp:bfsParent |
gptkb:ADT_Inc.
|
gptkbp:bfsLayer |
6
|