ISO 3159
Timekeeping Instruments - Wrist-Chronometers with Spring Balance Oscillator
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| Organization: | ISO |
| Publication Date: | 1 February 1976 |
| Status: | inactive |
| Page Count: | 8 |
| ICS Code (Watches): | 39.040.10 |
Document History
December 15, 2009
Timekeeping instruments — Wrist-chronometers with spring balance oscillator
This International Standard lays down the definition of the term "chronometer", describing the categories, the test programme and the acceptable minimum requirements for wrist-chronometers.
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ISO 3159
February 1, 1976
Timekeeping Instruments - Wrist-Chronometers with Spring Balance Oscillator
A description is not available for this item.