Arnold Neustadter
American inventor and businessman
From Wikipedia, the free encyclopedia
Arnold Neustadter (25 August 1910 – 17 April 1996)[1] was an American inventor and businessman. He invented the Rolodex desktop rotating card file and other office equipment with Danish engineer Hildaur Neilson,[2] which has been called "a triumph of low technology"[3] and "a lasting symbol of the art of networking".[1]
Arnold Neustadter | |
|---|---|
| Born | 25 August 1910 |
| Died | April 17, 1996 (aged 85) |
| Engineering career | |
| Projects | Rolodex |
Neustadter's earlier inventions included the Autodex, a spring-operated phone directory that automatically opened to the selected letter, Swivodex, an inkwell that did not spill, Punchodex, a paper hole puncher, and Clipodex, a transcription aid that attached to a stenographer's knee.[4]