| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 8 | |
| #2 | Germany | 5 | |
| #3 | United Kingdom | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Gearing | |
| #3 | Accessories for machine tools | |
| #4 | Mechanical control devices | |
| #5 | Thread cutting | |
| #6 | Safety devices | |
| #7 | Turning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pierre Francois De Valliere | 7 |
| #2 | Valliere Pierre Francois De | 3 |
| #3 | De Valliere Pierre Francois | 3 |
| Publication | Filing date | Title |
|---|---|---|
| GB983301A | Improvements in or relating to control devices for coaxial members |