| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 4 | |
| #2 | Belgium | 3 | |
| #3 | Switzerland | 3 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Control | |
| #3 | Machines | |
| #4 | Civil engineering | |
| #5 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Advertising | |
| #2 | Registering devices | |
| #3 | Unspecified technologies | |
| #4 | Locks | |
| #5 | Measuring volume |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bernard Piq | 4 |
| Publication | Filing date | Title |
|---|---|---|
| US3673718A | Plate carrying a plurality of inscriptions |