BS 1421:1947

Picks, beater picks and mattocks.

NORMA vydaná dňa 15.2.1974

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The information about the standard:

Designation standards: BS 1421:1947
Note: NEPLATNÁ
Publication date standards: 15.2.1974
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: British technical standard
Kategória: Technické normy BS