- Reproduction
- [nb-NO]Object number[nb-NO]09220
- [nb-NO]Title[nb-NO]Nieaf frequentiemeter
- [nb-NO]Creator[nb-NO]NIEAF (fabrikant)
- [nb-NO]Description[nb-NO]Nieaf frequentiemeter; schaal 0 50 Hz. Fabr.serienr: 181922.
- [nb-NO]Date[nb-NO]1920 - 1960
- [nb-NO]Object name[nb-NO]
- [nb-NO]Material[nb-NO]
- [nb-NO]Dimensions[nb-NO]
