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TESTING OF GLASS. KNOOP HARDNESS TEST
STANDARD published on 15.6.1984
Designation standards: UNE 43721:1984
Publication date standards: 15.6.1984
SKU: NS-572326
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Spanish technical standard
Category: Technical standards UNE
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