| Number | Date | Country | Kind |
|---|---|---|---|
| 930524 | Jan 1993 | FRX |
| Number | Name | Date | Kind |
|---|---|---|---|
| D315333 | Barbier et al. | Mar 1991 | |
| D334174 | Hosogai et al. | Mar 1993 | |
| 4595812 | Tamaru et al. | Jun 1986 | |
| 4713728 | Raabe et al. | Dec 1987 |
| Entry |
|---|
| Circuit breakers on p. 761 of Elektrotedhnische Zeitschrift (ETZ), Jul. 1985. |
| Circuit breakers on pp. 4 and 5 of L'Elettrotecnica, Dec. 1992. |