There it employed Birdseye's newest invention, the double belt freezer, in which cold brine chilled a pair of stainless steel belts carrying packaged fish, freezing the fish quickly.
Seal pandi tööle Birdseye uusim leiutis: topeltrihmkülmuti, milles soolvesi jahutas roostevabast terasest rihmasid, mis kandsid pakitud kala, külmutades kala kiiresti.