Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834671 | Device for connecting electrical cables | Bernardino Vigna, deceased, by Luisa Saccinni ved. Vigna, heir, by Stefania Vigna in Gregnanin, heir, by Daniela Vigna in Chiesa, heir | 1989-05-30 |