NF EN 61157/A1
Collections
National standards and national normative documents
Publication date
July 2013
Number of pages
21 p.
Reference
NF EN 61157/A1
ICS Codes
11.040.55 Diagnostic equipment
17.140.50 Electroacoustics
Classification index
C97-904/A1
Print number
1
International kinship
European kinship
EN 61157/A1:2013