| filter | |
| chem. mech.eng. | Siebgehäuse |
| commun. el. | Bewertungsnetzwerk |
| construct. | Brunnenfilter |
| el. | Filterkreis |
| environ. | Filter; Staubabscheider |
| fin. scient. | Glätteninstrument |
| nat.sc. agric. | Vorsieb |
| filters | |
| gen. | Filter |
|
LC : 6 phrases in 5 subjects |
| Communications | 1 |
| Electronics | 1 |
| Environment | 1 |
| General | 2 |
| Medical | 1 |