| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 9 | |
| #2 | Switzerland | 5 | |
| #3 | United Kingdom | 4 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Mechanical elements | |
| #3 | Measurement |
| # | Name | Total Patents |
|---|---|---|
| #1 | Minerva Societe Anonyme De Rec | 5 |
| #2 | Muylder Edmond Van | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB618072A | Improvements in the profiling of grindstones | |
| GB528489A | Improvements in and relating to grinding machines, more for grinding gears | |
| GB528488A | Improvements in and relating to gear grinding machines | |
| GB475096A | Improvements in and relating to the profiling of grindstones |