| Answer | Crossword Clue |
|---|---|
| UNIX | Bell Labs system |
| UNIX | Bell Labs server system |
| UNIX | Bell Labs operating system |
| UNIX | System developed at Bell Labs |
| UNIX | System developed by Bell Labs |
| UNIX | Operating system from Bell Labs |
| UNIX | Operating system developed at Bell Labs |
| UNIX | Computer system developed at Bell Labs |
| UNIX | Operating system developed by Bell Labs |
| UNIX | Computer operating system developed by Bell Labs |
| UNIX | Computer operating system developed at Bell Labs |
