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БДС 13917:1977

Jan 1, 1977

General information

90.93     Feb 6, 2018

BDS

ТК-12

Pure national standard

03.120.30  

Bulgarian  

Решение № 12 към протокол № 01/06.02.2018. Следващ периодичен преглед - 15.01.2023.

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БДС 13917:1977
90.93 Standard confirmed
Feb 6, 2018