This resulted in what became familiar to people around the world as longcase, or grandfather, clocks, described by one clock expert as “highly reliable and reasonable time - keepers even in adverse conditions. ”
Seepärast võetigi kõikjal maailmas kasutusele kappkellad, mis ühe kellaspetsialisti sõnul on „ülimalt töökindlad ja asjakohased ajanäitajad isegi rasketes tingimustes ”.