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| International Standard Category: Optical measuring instruments |
GB/T 10156-1997 Leveller
水准仪 ;
| Category No.: | 17.180.30 | Valid Status: | superseded |
| Issued Organization: | STSB | Issued Date: | 1997-01-02 |
| Implemented Date: | 1998-7-1 | Abolished Date: | 2009-12-01 |
| Superseded Standard.: | GB/T 10156-2009 Level |
Superseded Date: | 2009-12-1 |
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