
Drawings in electric engineering. Letter symbols used on electrical diagrams and equipment
STANDARD published on 1.9.1959
Designation standards: STN 345545
Classification mark: 345545
Catalog number: 57988
Note: WITHDRAWN
Publication date standards: 1.9.1959
The number of pages: 40
Approximate weight : 120 g (0.26 lbs)
Country: Slovak technical standard
Category: Technical standards STN