Bulgarian Institute for Standardization
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БДС 4994:1971/Изменение 3:1998

Jan 1, 1998
95.99 Withdrawal of Standard   May 15, 2023

General information

95.99     May 15, 2023

BDS

ТК-66

Pure national standard

Bulgarian  

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БДС 4994:1971

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БДС 4994:1971/Изменение 3:1998
95.99 Withdrawal of Standard
May 15, 2023

REVISED BY

PUBLISHED
БДС EN 81-20:2020

PUBLISHED
БДС ISO 8100-30:2021