Watch-cases and accessories. Gold alloy coverings - General requirements

PLEASE NOTE:

containing alloying elements in amounts smaller than the limiting values fixed by EN 10020

or product-group

PD CEN/TR 15371‑2:2019 supersedes CEN/TR 15371‑2:2018 and includes the following major change:

— the durability of documents in a readable form

and specimen cut from any finished parts or products

Design coefficient

Note 1: The fire detection and fire alarm systems themselves are covered by BS 5839-1

This can ensure optimal operational efficiency of bevel gears in high load situations and long-duty cycle hours

Citrobacter

Who is ISO 30042 - Management of terminology resources TermBase eXchange (TBX) for

Plastic container packaging allows you to protect