| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 6 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Italy | 1 | |
| #4 | Luxembourg | 1 | |
| #5 | Portugal | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Testing of structures | |
| #2 | Grinding or polishing devices | |
| #3 | Workshop equipment | |
| #4 | Tools for connecting or disengaging | |
| #5 | Accessories for machine tools | |
| #6 | Turning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Beltra Antoine | 5 |
| #2 | Antoine Beltra | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2668826A1 | Method for searching for leaks in the various parts of heat engine bodies | |
| EP0433519A1 | Test stand | |
| EP0384093A1 | Plane grinder with stationary table | |
| FR2646797A1 | APPARATUS FOR DISASSEMBLING AND MOUNTING VALVES AND FOR RECTIFIING VALVE SEATS | |
| FR2639859A1 | Surfacing machine with a grinding wheel |