| |||
| Oszillographengalvanometer n | |||
|
oscillograph galvanometer : 4 phrases in 3 subjects |
| Measuring instruments | 2 |
| Optics branch of physics | 1 |
| Physics | 1 |
| |||
| Oszillographengalvanometer n | |||
|
oscillograph galvanometer : 4 phrases in 3 subjects |
| Measuring instruments | 2 |
| Optics branch of physics | 1 |
| Physics | 1 |