NA 027
DIN Standards Committee Optics and Precision Mechanics
Standards
[Withdrawn]
ISO 12819
ISO 12819
Method of evaluation of the battery life of a battery-powered watch
Title (German)
Verfahren zur Bewertung der Lebensdauer einer Batterie einer batteriebetriebenen Uhr
Responsible national committee
NA 027-04-01 AA - Jewellery, precious metals and associated products