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| diode lumineuse | |||
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light diode : 31 phrases in 12 subjects |
| Antennas and waveguides | 4 |
| Communications | 1 |
| Computers | 3 |
| Electronics | 12 |
| Industry | 2 |
| Information technology | 2 |
| Lighting other than cinema | 1 |
| Medical appliances | 1 |
| Natural sciences | 2 |
| Patents | 1 |
| Telecommunications | 1 |
| Transport | 1 |