Checking and drawing sets. Sine and knife rulers and knife angles. Survey
STANDARD published on 1.6.1959
Designation standards: STN 253700
Classification mark: 253700
Catalog number: 56039
Publication date standards: 1.6.1959
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Slovak technical standard
Category: Technical standards STN