| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 22 | |
| #2 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Chemical engineering | |
| #3 | Thermal processes | |
| #4 | Machine tools | |
| #5 | Engines, pumps and turbines | |
| #6 | Packaging and shipping | |
| #7 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Frachon Marc | 3 |
| #2 | Mark Andre | 2 |
| #3 | Mondet Paul | 2 |
| #4 | Bergeron Rene | 1 |
| #5 | Longepierre Henri | 1 |
| #6 | Paul Mondet | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2596271A | Pressure gauge |