
Rock drilling equipment; terminology.
NORMA vydána dne 1.2.1974
Designation standards: DIN 20302:1974-02
Publication date standards: 1.2.1974
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: German technical standard
Kategorie: Technické normy DIN
Gesteinsbohreinrichtungen; Begriffe.