Hakuluettelo:
Käännös:
perforation gauge (suomeksi)
- Määritelmät:
- (lb, en, philately) A device for measuring the number of perforations per 2 centimetre distance along the edge of a postage stamp.
Viimeisimmät haut: perforation gauge, sylinterilohko, radiogenically, industrialization, anisophylly, assault course