Schiaramento/annotazione:Front hollow marks in fastness of Ì125, marks on freezing resistance
F35
Descrizione del marchio dettagliata:Product / serial production
ÎÊÄÏ code: 2693010
certificate: 010. 232. 2. Av. 3. 1952
is registered in: "Ìîññòðîéñåðòèôèêàöèÿ" 29. 07. 99
certificate validity interval: with 29. 07. 99 on 29. 07. 01
standard documents: Gost 7484-78 "brick and rocks ceramic
front. Technical condition " |
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