| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 10 | |
| #2 | Belgium | 2 | |
| #3 | Switzerland | 2 | |
| #4 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Mechanical elements | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Crop agriculture | |
| #2 | Gearing | |
| #3 | Unspecified technologies | |
| #4 | Harvesting | |
| #5 | Shafts | |
| #6 | Planting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Berdrin Albert | 2 |
| #2 | Albert Berdrin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2273455A5 | Semi-automatic machine axle play adjustment - has compression spring pushing roller bearings apart | |
| GB1277165A | Improvements in agricultural machines | |
| GB1283550A | Agricultural machine |