ISO 12757-1-2017 圆珠笔和笔芯--第1部分：一般用途 Ball point pens and refills — Part 1: General use

This document establishes minimum quality requirements for ball point pens (refillable or non-refillable) and refills for general use.
Additional requirements for ball point pens for documentary use are given in ISO 12757-2.rd edition 2017-12 Ball point pens and refills — Part 1: General use Stylos à pointe bille et recharges — Partie 1: Utilisation générale Reference number ISO 12757-1:2017(E) ？ ISO 2017 ISO 12757-1:2017(E) COPYRIGHT PROTECTED DOCUMENT ？ ISO 2017, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be