| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 17 | |
| #2 | United States | 5 | |
| #3 | United Kingdom | 2 | |
| #4 | Canada | 1 | |
| #5 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Machines | |
| #3 | Control | |
| #4 | Machine tools | |
| #5 | Textiles and paper | |
| #6 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Marcel Mennesson | 3 |
| #2 | Louis Mennesson Marcel | 2 |
| #3 | Mennesson Marcel Louis | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2565616A | Pressure regulator | |
| US2571917A | Opposed contact gauge and guides | |
| US2574342A | Pneumatic bore gauge | |
| US2626464A | Micrometer | |
| GB388265A | Improvements in apparatus for measuring the size or feeding capacity of orifices | |
| GB348860A | Improvements in and relating to gauging apparatus | |
| CA441618A | Measuring or checking apparatus |