Venting openings of fortification industrially-produced objects. Basic dimensions
STANDARD published on 25.10.1988
Designation standards: STN 81212
Classification mark: 980000
Catalog number: 72018
Note: WITHDRAWN
Publication date standards: 25.10.1988
Approximate weight : 18 g (0.04 lbs)
Country: Slovak technical standard
Category: Technical standards STN