Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836978 | Shoe, especially shoe for small children | Peter Lauer, Ernst Klein, Josef Schröder | 2005-01-04 |
| 4724890 | Process for connecting frogs consisting of austenitic manganese steel casting with rails consisting of carbon steel | Alfred Moser | 1988-02-16 |
| 4514235 | Frog, in particular frog point, for rail crossing or rail switches as well as process for producing same | Robert Pirker | 1985-04-30 |