Pre-standard
BS DD CLC/TS 50429
BS DD CLC/TS 50429
Optical fibre cables. Sewer cables. Family specification for cables to be installed in storm and sanitary sewers
Title (German)
Lichtwellenleiterkabel. Kabel fuer Abwasserkanaele. Familienspezifikation fuer Kabel zu Montage in Abwasserkanaelen