Home / Standards / GB/T 26717 GB/T 26717 Active Fountain pens and nibs 自来水笔及其笔尖 Standard Type GBT ICS 97.180 CCS Y50 Status 现行 Issue Date 2024-07-24 Implementation 2025-02-01 Responsible Dept 中国轻工业联合会 Drafting Unit 中国轻工业联合会