BS 5112-1:1974

Time measurement instruments: chronometers requirements for wrist chronometers with spring balance resonator..

NORMA vydána dne 16.7.1974

The information about the standard:

Designation standards: BS 5112-1:1974
Note: NEPLATNÁ
Publication date standards: 16.7.1974
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS