The control and drawing sets. The control and drawing pads with two cuts
STANDARD published on 26.6.1956
Designation standards: ČSN 255532
Classification mark: 255532
Catalog number: 2257
Publication date standards: 26.6.1956
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN