Furniture for educational institutions. Blackboards for the 1st and 2nd instructional cycles. Technical requirements
STANDARD published on 1.4.1987
Designation standards: STN 911240
Classification mark: 911240
Catalog number: 71682
Note: WITHDRAWN
Publication date standards: 1.4.1987
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Slovak technical standard
Category: Technical standards STN