|
Handarbeit : 8 phrases in 6 subjects |
| Education | 1 |
| General | 3 |
| Plastics | 1 |
| Polymers | 1 |
| Silicate industry | 1 |
| Textile industry | 1 |
|
Handarbeit : 8 phrases in 6 subjects |
| Education | 1 |
| General | 3 |
| Plastics | 1 |
| Polymers | 1 |
| Silicate industry | 1 |
| Textile industry | 1 |