Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4696253 | Apparatus for applying a strip-shaped powder layer onto a weld seam of containers | Siegfried Frei | 1987-09-29 |
| 4661379 | Method and apparatus for applying strip-shaped powder layer to a can body or the like, and powder-carrying can body | Siegfried Frei | 1987-04-28 |
| 4588605 | Method of and arrangement for applying a strip-shaped powder layer on a weld seam of containers, and a container | Siegfried Frei | 1986-05-13 |