| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 12 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Mechanical elements | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Crop agriculture | |
| #2 | Planting | |
| #3 | Motor vehicles | |
| #4 | Shafts |
| Publication | Filing date | Title |
|---|---|---|
| FR2408990A1 | Optical guidance system for agricultural tractor - has reference marks on mirrors which are adjustable to reflect line on ground | |
| FR2302011A1 | Lifting and folding system for wide cultivators - has side sections pivotally mounted and operated by hydraulic jack |