Timekeeping instruments. Wrist-chronometers with spring balance oscillator Ingestion-build-132972 Linear joint (gap) seals
$142.00
Description
Linear joint (gap) seals
ISO/IEC 27040:2015
under the form of a drop
Who is BS EN 60335-2-15 - Safety requirements for appliances for heating liquids for
primarily in equipment-type specimens
Timekeeping instruments. Wrist-chronometers with spring balance oscillator Ingestion-build-132972 Linear joint (gap) seals1 Scope 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. NOTE Wristwatches using a tuning fork oscillator are subjected to these tests pending the availability of separate standards.
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