| |||
| écran grillagé | |||
|
grid screen : 8 phrases in 4 subjects |
| Antennas and waveguides | 5 |
| Electronics | 1 |
| Medical appliances | 1 |
| Transport | 1 |
| |||
| écran grillagé | |||
|
grid screen : 8 phrases in 4 subjects |
| Antennas and waveguides | 5 |
| Electronics | 1 |
| Medical appliances | 1 |
| Transport | 1 |