| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 13 | |
| #2 | Austria | 3 | |
| #3 | Belgium | 1 | |
| #4 | Germany | 1 | |
| #5 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Chemical engineering | |
| #3 | Mechanical elements | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Harvesting | |
| #2 | Gearing | |
| #3 | Separating solids | |
| #4 | Construction of roads |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fritz Bur | 12 |
| #2 | Bur Fritz | 6 |
| Publication | Filing date | Title |
|---|---|---|
| ES246759A1 | Excavator machine for tubers (Machine-translation by Google Translate, not legally binding) |