NA 027
DIN Standards Committee Optics and Precision Mechanics
DIN 8309 [CURRENT] referenced in following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN 8235-1 | 1989-07 | Classification and design of time keeping instruments; terms of types of watches and clocks More |
| DIN 8236-5 | 1987-01 | Horological definitions; technical commercial definitions More |
| DIN 8306 | 1983-09 | Diver's watches; safety requirements and testing More |
| DIN 8325-1 | 1987-05 | Quartz-clocks; requirements, testing, marking More |
| DIN 8326-1 | 1988-06 | Quartz wrist watches; requirements, testing, marking More |
