Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6824624 | Method of oxygen cutting a piece of steel, and apparatus for implementing said method | Guy Prioretti, Françoise Prioretti-Hacking, Jean-Michel Prioretti | 2004-11-30 |
| 6787731 | Method for oxyacetylene-cutting a piece of steel and device for carrying out this method | Guy Prioretti, Françoise Prioretti-Hacking, Jean-Michel Prioretti | 2004-09-07 |
| 6783605 | High speed oxyacetylene cutting of a thick steel part and device therefor | Guy Prioretti, Françoise Prioretti-Hacking, Jean-Michel Prioretti | 2004-08-31 |