| 2164-142 | K0663 | FERRANTI TECHNOLOGIES LTD |
| 2164-142 | K8084 | FERRANTI INTERNATIONAL PLC |
| 21640-142 | K0663 | FERRANTI TECHNOLOGIES LTD |
| 991-4-00062-081 | K1659 | PLESSEY AEROSPACE LTD |
| A33 | K7766 | BRITISH STANDARDS INSTITUTION |
| 21640-142 | K8084 | FERRANTI INTERNATIONAL PLC |
| B00203 | K0967 | MBDA UK LTD |
| S015006 | K0991 | MARCONI COMMUNICATION SYSTEMS LTD |
| A33-A24 | K7766 | BRITISH STANDARDS INSTITUTION |