BS 2742:1958

Use of the Ringelmann chart.

NORMA vydaná dňa 8.9.1960

The information about the standard:

Designation standards: BS 2742:1958
Note: NEPLATNÁ
Publication date standards: 8.9.1960
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS