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| International Standard Category: Optical measuring instruments |
GB/T 17341-1998 Optics and optical instruments--Focimeters
光学和光学仪器 焦度计 ;
| Category No.: | 17.180.30 | Valid Status: | valid |
| Issued Organization: | SQTSB | Issued Date: | 1998-05-05 |
| Implemented Date: | 1998-1-2 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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