| 10802A | K3762 | FERRANTI NAVAL SYSTEMS DIV OF GEC MARCONI |
| 10802A-0 | K3762 | FERRANTI NAVAL SYSTEMS DIV OF GEC MARCONI |
| 10806A-0 | K3762 | FERRANTI NAVAL SYSTEMS DIV OF GEC MARCONI |
| 10813A | K3762 | FERRANTI NAVAL SYSTEMS DIV OF GEC MARCONI |
| 10813A-1 | K3762 | FERRANTI NAVAL SYSTEMS DIV OF GEC MARCONI |
| 10806A | U4290 | G E C MARCONI S3I LTD COMBAT SYSTEMS IVISION |