NF S81-551:1991
Horology. Method for the inspection of the quality of movements for quartz watches.

Standard No.

NF S81-551:1991

Release Date

1991

Published By

Association Francaise de Normalisation

Status

Be replaced 2013-01

Replace By

NF S81-551-1:2013

NF S81-551-2:2013

Latest

NF S81-551-1:2013

NF S81-551-2:2013

NF S81-551:1991 history

• 2013 NF S81-551-1:2013 Horlogerie - Mouvements de montres à quartz - Partie 1 : méthode de contrôle de la qualité
• 1991 NF S81-551:1991 Horology. Method for the inspection of the quality of movements for quartz watches.