Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319116 | Welding using soap shielding | Markku Kauppi, Juhani Niinivaara, by Marjatta Nurminen, administrator | 1982-03-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319116 | Welding using soap shielding | Markku Kauppi, Juhani Niinivaara, by Marjatta Nurminen, administrator | 1982-03-09 |