| Clue | Source | Date |
|---|---|---|
| Standard domestic power connection, for short | ||
| Appliance connection, briefly | ||
| Appliance connection, briefly | LA Times Daily | 13 Oct 2021 |
| Domestic power connection, briefly | ||
| Domestic power connection, briefly | LA Times Daily | 01 May 2020 |
| Standard outlet connection | New York Times | 19 Apr 2020 |
| Appliance connector, briefly |