Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9382102 | Escalator handrail purifier apparatus | Hans Åge Bergfald, Thomas Tjelland | 2016-07-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9382102 | Escalator handrail purifier apparatus | Hans Åge Bergfald, Thomas Tjelland | 2016-07-05 |