 |
| |||
| omskifterventil-regenerator; veksel-ventil for regenerator | |||
|
valvola del gas caldo : 1 phrase in 1 subject |
| Mechanic engineering | 1 |
|
| |||
| omskifterventil-regenerator; veksel-ventil for regenerator | |||
|
valvola del gas caldo : 1 phrase in 1 subject |
| Mechanic engineering | 1 |