| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 25 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Machines | |
| #3 | Engines, pumps and turbines | |
| #4 | Mechanical elements | |
| #5 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Spraying devices | |
| #2 | Animal catching | |
| #3 | Pumps | |
| #4 | Venting or aerating devices | |
| #5 | Punching metal | |
| #6 | Crop agriculture |
| Publication | Filing date | Title |
|---|---|---|
| FR1407880A | Improvement in diaphragm pumps | |
| FR1010370A | Further training in compressors, pumps or similar machines | |
| FR808797A | Air Pressure Backpack Sprayer Enhancements |