
Specification for screw conveyors. Trough type for industrial use.
NORMA vydaná dňa 25.2.1969
Designation standards: BS 4409-1:1969
Note: NEPLATNÁ
Publication date standards: 25.2.1969
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS