Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4516734 | Method for loading automatically machines for treating bulk materials and device for working such method | by Joseph Robert, administrator, Hubert Pierret, Gabriel L. Pierret, Maurice J. Pierret, Jean-Marie Pierret | 1985-05-14 |