| O | |
Oasis | 4:1 |
Ocr (Optical Character Recognition) | 3:1 |
Odhner, Willgodt | 2:1, 5:2 |
Oerlikon Ultra 804 | 2:1, 2:2 |
Oge, Olivetti-General Electric | 3:1 |
Okazaki, Bunji | 3:1 |
Oki | 3:1 |
Olivetti | 2:1, 2:2, 2:3, 2:4, 3:5, 3:6, 3:7, 3:8, 4:9, 4:10, 4:11, 4:12 |
Olivetti Audit | 2:1 |
Olivetti Audit A5 | 2:1 |
Olivetti Bull | 3:1 |
Olivetti Bull Gamma 10 | 3:1, 3:2 |
Olivetti Bull Gamma Et | 3:1 |
Olivetti Bull Mte 2 | 3:1 |
Olivetti Divisumma | 2:1 |
Olivetti Divisumma 14 | 2:1 |
Olivetti Divisumma 24 | 2:1 |
Olivetti Elea | 3:1, 3:2 |
Olivetti Elea 4001 | 3:1, 3:2, 3:3, 3:4, 3:5 |
Olivetti Elea 6001 | 3:1, 3:2, 3:3, 3:4, 3:5, 3:6, 3:7, 3:8, 3:9, 3:10 |
Olivetti Elea 9001 | 3:1, 3:2 |
Olivetti Elea 9001 (Elaboratore Elettronico Automatico) | 3:1 |
Olivetti Elea 9002 | 3:1 |
Olivetti Elea 9003 | 3:1, 3:2, 3:3, 3:4, 3:5, 3:6, 3:7, 3:8, 3:9, 3:10, 3:11, 3:12, 3:13, 3:14 |
Olivetti Elettrosumma 22 | 2:1 |
Olivetti Logos 68 | 2:1 |
Olivetti M10 | 4:1 |
Olivetti M20 | 4:1, 4:2, 4:3, 4:4, 4:5, 4:6, 4:7 |
Olivetti M24 | 4:1, 4:2, 4:3, 4:4, 4:5 |
Olivetti Mercator | 2:1 |
Olivetti Mercator 5000 | 2:1 |
Olivetti Miac | 3:1 |
Olivetti Multisumma | 2:1 |
Olivetti Multisumma 20 | 2:1 |
Olivetti P101 | 3:1, 3:2, 3:3, 3:4, 3:5, 3:6 |
Olivetti Quanta | 2:1, 2:2 |
Olivetti Summa 15 | 2:1 |
Olivetti, Adriano | 3:1, 3:2, 3:3 |
Olivetti-Bull | 3:1, 3:2 |
Olivetti-Bull Gamma 60 | 3:1 |
Olsen, Kenneth | 3:1 |
Olympia Ra 16 | 2:1 |
On Computable Numbers | 3:1 |
Optimatic 9000 | 2:1, 2:2 |
Optimatic A Schede | 2:1 |
Optimatic Ts 36 | 2:1 |
Oracle | 3:1, 3:2, 3:3 |
Oracle (Oak Ridge Automatic Computer And Logical Engine) | 3:1 |
Orange Book | 4:1 |
Ordinatore | 2:1, 2:2 |
Ordvac | 3:1, 3:2, 3:3, 3:4 |
Ordvac (Ordnance Variable Automatic Computer) | 3:1, 3:2, 3:3, 3:4, 3:5 |
Original Odhner | 2:1 |
Orologio Calcolatore | 2:1 |
Orrey, Conte di | 3:1 |
Os/2 | 4:1, 4:2 |
Os/2 Lan Manager | 4:1 |
Osborne | 4:1 |
Osborne 1 | 4:1, 4:2, 4:3, 4:4, 4:5, 4:6, 4:7, 4:8, 4:9, 4:10, 4:11 |
Osborne 1 Personal Business Computer | 4:1 |
Osborne 1 Schoolkit | 4:1 |
Osborne 1A | 4:1, 4:2 |
Osborne Computer Corporation | 4:1 |
Osborne Vixen | 4:1, 4:2 |
Osborne, Adam | 4:1, 4:2, 4:3 |
Oughtred, William | 1:1 |
Overflow | 2:1 |