Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8656984 | Mold for direct-cast aluminothermic welding | Lionel Winiar | 2014-02-25 |
| 5151202 | Aluminothermic welding device crucible and crucible cover for use therewith | — | 1992-09-29 |
| 5126514 | Process for producing an electrical supply rail | — | 1992-06-30 |
| 4641818 | Apparatus for adjusting two butt-ends of rails to be connected by welding | — | 1987-02-10 |
| 4348959 | Rail gap adjusting device | — | 1982-09-14 |
| 4320708 | Devices for adjusting two butt ends of rails to be connected by welding | — | 1982-03-23 |
| 4313382 | Setting arrangement for alignment and gap between two rail ends | — | 1982-02-02 |
| 4275499 | Apparatus for removing the surplus welding material | — | 1981-06-30 |
| 4190228 | Mould for the metallothermic welding of metal items | — | 1980-02-26 |