| 2809254 | Composite fusible protective device | |||
| 2740016 | Electrical fuseholder construction | |||
| 2678980 | Thermal protection of cables | |||
| 2625626 | High-capacity current limiter | |||
| 2614192 | Fuse link | |||
| 2502992 | Circuit interrupter | |||
| 2435844 | Circuit interrupter | |||
| 2309013 | Current limiting fuse | |||
| 2157907 | Fuse | |||
| 2115592 | Electric fuse device | |||
| 2112841 | High voltage fusible cut-out | |||
| 2050277 | Circuit breaker | |||
| 1276567 | N/A |
| GB270969A | ||||
| GB319749A |