NF F55-642:1992
Product specification for optical fibre used in railways networks for telecommunication on average and long distance.

Standard No.

NF F55-642:1992

Release Date

1992

Published By

Association Francaise de Normalisation

Latest

NF F55-642:1992

NF F55-642:1992 history

• 1992 NF F55-642:1992 Product specification for optical fibre used in railways networks for telecommunication on average and long distance.