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INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - ATTACHMENT REQUIREMENTS FOR TERMINAL EQUIPMENT TO CONNECT TO AND ISDN USING ISDN BASIC ACCESS. Original standard UNE-TBR 3-1997 in PDF full version. Additional info + preview on request

Document status: Withdrawn

INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - ATTACHMENT REQUIREMENTS FOR TERMINAL EQUIPMENT TO CONNECT TO AU ISDN USING ISDN PRIMARY RATE ACCESS. Original standard UNE-TBR 4-1997 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Electronic fee collection - Evaluation of equipment for conformity to ISO/TS 17575-2 - Part 2: Abstract test suite (ISO/TR 16401-2:2018). Original standard UNE-CEN ISO TR 16401-2-2018 in PDF full version. Additional info + preview on request

Document status: Active

Petroleum and natural gas industries - Arctic operations - Material requirements for arctic operations (ISO/TS 35105:2018). Original standard UNE-CEN ISO TS 35105-2019 in PDF full version. Additional info + preview on request

Document status: Active

Water quality - Technical report for the management of diatom barcodes. Original standard UNE-CEN TR 17244-2018 in PDF full version. Additional info + preview on request

Document status: Active

Railway applications - Braking - Calculations for the estimation of stopping distance for specific Wheel Slide Protection testing. Original standard UNE-CEN TR 17315-2019 in PDF full version. Additional info + preview on request

Document status: Active