patent classification
| number
| patent classification | |
| gen. | Patentklassifikation |
| number | |
| gen. | Nummer; Zahl; Heft; Anzahl; Ziffer; Anzahl |
| |||
| Patentklassifikation n | |||
|
patent classification : 14 phrases in 3 subjects |
| Economics | 5 |
| General | 4 |
| Patents | 5 |