SIREN (Système d’Identification du Répertoire des ENtreprises) is the French enterprise numbering system. Each enterprise is assigned a unique number, which is a 9-digit number. This numbering system was established in 1973.

1, RT I guess it is réglementation thermique, which is a law enacted by France for environmental energy conservation of buildings. The first one is RT 1974, and the more recent one is RT 2005, which came into effect on September 1, 2006.

2. Vignette probably means illustration. Based on the context, there should be a picture of l'oreal's trademark

3. If this is a sentence, I will try to translate it:< /p>

Passed the registration, modification and registration of national industrial honorary trademarks

The above information is translated from online resources. If you still have any questions, you can discuss them together!