 |
position fixing
| navigation system
- only individual words found
| position fixing | |
| transp. | plaatsbepaling |
| navigation systems | |
| patents. | navigatiesystemen |
| |||
| plaatsbepaling f | |||
|
position fixing : 4 phrases in 3 subjects |
| Communications | 1 |
| General | 2 |
| Measuring instruments | 1 |