| Answer | Crossword Clue |
|---|---|
| LASER | Perfected at Bell Laboratories |
| UNIX | System developed at Bell Laboratories |
| Answer | Crossword Clue |
|---|---|
| LASER | Perfected at Bell Laboratories |
| UNIX | System developed at Bell Laboratories |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.