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| Chinese National Standard Category: Horology |
| English Title: | Mineral and sapphire watch-glasses—Part 1:Dimensions and tolerances |
| Chinese Title: | 无机和蓝宝石手表玻璃 第1部分：尺寸和公差 |
| Standard No.: | GB/T 39141.1-2020 |
| Category No.: | Y11 |
| Issued by: | SAMR and SAMR |
| Issued on: | 2020-10-11 |
| Implemented on: | 2021-5-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 3500 words |
| Similar Standards: | GB 4030-1983 GB/T 42947-2023 GB/T 26716-2023 GB/T 42951-2023 GB/T 42826-2023 GB/T 39141.3-2022 GB/T 40673-2021 GB/T 40359-2021 GB/T 22778-2021 GB/T 39141.2-2020 GB/T 39141.1-2020 GB/T 38728-2020 GB/T 38022-2019 GB/T 38020.1-2019 GB/T 38020.2-2019 GB/T 38023-2019 GB/T 26693-2019 GB/T 22777-2019 GB/T 38021-2019 GB/T 36924-2018 |
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