"Norms of the Swiss watchmaking industry. Institution which sets norms and standards for the Swiss watchmaking industry. Secretariat of the ISO norms; TC 114 is technical committee for watchmaking." (Berner)
"Norms of the Swiss watchmaking industry. Institution which sets norms and standards for the Swiss watchmaking industry. Secretariat of the ISO norms; TC 114 is technical committee for watchmaking." (Berner)