Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853566 | Apparatus for ventilating an electric motor for textile spinning mill machines | Friedrich Dinkelmann | 1989-08-01 |
| 4817371 | Individual-motor drive method of and apparatus for spindles of a spinning machine | — | 1989-04-04 |