Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316052 | Machine for making wire lattice mats of welded longitudinal and cross wires with welded end loops | Klaus Ritter, Gerhard Ritter | 1994-05-31 |
| 5053597 | Method and apparatus for fabricating double-layer, welded grid bodies | Klaus Ritter, Gerhard Ritter, Gerhard Schmidt | 1991-10-01 |