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Standard Insuued on: 1996-11 |
Category No.: | JJ | Valid Status: | superseded |
Issued Organization: | Issued Date: | 1996-11-21 | |
Implemented Date: | 1997-5-1 | Abolished Date: | 2008-02-21 |
Superseded Standard.: | JJG 678-2007 Verification Regulation of Catalysis Combustion Type Methane Measuring Device |
Superseded Date: | 2008-2-21 |
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