| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 23 | |
| #2 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Control | |
| #5 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Accessories for machine tools | |
| #2 | Unspecified technologies | |
| #3 | Gearing | |
| #4 | Turning | |
| #5 | Control or regulating systems | |
| #6 | Shafts | |
| #7 | Thread cutting | |
| #8 | Electric motor controls | |
| #9 | Grinding or polishing devices |
| Publication | Filing date | Title |
|---|---|---|
| GB755935A | Improvements in or relating to lathes | |
| GB749757A | Improvements in or relating to copying lathes | |
| GB613987A | Improvements in protection devices for the guideways of lathes and like machine tools |