Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4540327 | Apparatus for feeding bulk material, such as sand | Friedrich Happel | 1985-09-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4540327 | Apparatus for feeding bulk material, such as sand | Friedrich Happel | 1985-09-10 |