Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4465213 | Pleating machine | Clemens M. Lehmann, Erich E. zur Nieden | 1984-08-14 |
| 4465214 | Apparatus for guiding the folding blade and for actuating the tilting arm of the blade bar of a pleating machine | Clemens M. Lehmann | 1984-08-14 |