Statements (19)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:person
|
| gptkbp:birthDate |
1883-09-03
|
| gptkbp:birthPlace |
gptkb:Woodbury,_New_Jersey,_United_States
|
| gptkbp:deathDate |
1933-03-10
|
| gptkbp:education |
gptkb:Swarthmore_College
gptkb:University_of_Chicago |
| gptkbp:employer |
gptkb:Bell_Telephone_Laboratories
gptkb:Western_Electric |
| gptkbp:field |
electrical engineering
physics |
| gptkbp:knownFor |
work at Western Electric
work on amplifying vacuum tubes |
| gptkbp:nationality |
gptkb:American
|
| gptkbp:notableAchievement |
development of the first practical vacuum tube amplifier
|
| gptkbp:occupation |
gptkb:engineer
gptkb:physicist |
| gptkbp:bfsParent |
gptkb:Western_Electric
|
| gptkbp:bfsLayer |
4
|
| https://www.w3.org/2000/01/rdf-schema#label |
Harold D. Arnold
|