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WD 4485
PERSONAL EYE PROTECTION- FILTERS FOR WELDING AND RELATED TECHNIQUES- TRANSMITTANCE REQUIREMENTS AND RECOMMENDED UTILAZATION
Scope:
Languages: ENGLISH
Edition:
Pages: 5
Technical committee: QSAE/TC 9
Current stage: 2020
ICS: 13.340.20
Date of current stage:
           Last updated: 12/25/2001