Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6662534 | Apparatus for charging tubular containers with a stack of flat items | Peter James Fritz | 2003-12-16 |
| 6438925 | Apparatus for introducing groups of flat, stacked articles into packaging containers | — | 2002-08-27 |
| 4846607 | Device for the guiding and positioning of support plates on a demolition machine for underground construction | Erhard Spross, Hans-Rudolf Ruttimann | 1989-07-11 |
| 4832536 | Anchor drilling unit | Erhard Spross, Hans-Rudolf Ruttimann | 1989-05-23 |