Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9273552 | Feed system for an underground winning machine, rack bar and drive sprocket therefor | — | 2016-03-01 |
CP
Christoph Pietrala
Overall (2016): #437,535 of 481,213Top 95%
1
Patents 2016