Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829152 | Method of resistance welding a porous body to a substrate | Julius J. Bonini, Arne R. Jarnholm | 1989-05-09 |
| 4802995 | Method for decomposing the cyanide radical in cyanide-bearing wastes or materials | John Dvorscek, Arne R. Jarnholm | 1989-02-07 |