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summary
Retro-reflecting materials for traffic safety - Part 4: Photometric minimum requirements for retro-reflective sheeting of microprismatic construction. (Retroreflektierende Materialien zur Verkehrssicherung - Teil 4: Lichttechnische Mindestanforderungen an Reflexstoffe mikroprismatischer Materialien.)
Details
Publisher
DIN
File size
579.16 KB
Pages
4
Format
PDF
Publication date
1999-10-01