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Professional Standard Category: Engineering Construction Standard |
Category No.: | CECS | Valid Status: | superseded |
Issued Organization: | CECS | Issued Date: | 2010-4-29 |
Implemented Date: | 2010-7-1 | Abolished Date: | |
Superseded Standard.: | CECS 271-2013 Technical specification for CHT special single stack drainage system |
Superseded Date: | 2013-6-1 |
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