Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5372232 | Handrail drive pressure chain with soft rollers | Hermann W. Ahls, Michael Kruse | 1994-12-13 | $3,432,000 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5372232 | Handrail drive pressure chain with soft rollers | Hermann W. Ahls, Michael Kruse | 1994-12-13 | $3,432,000 |