23.61 |
Manufacture of concrete products for construction purposes |
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23.62 |
Manufacture of plaster products for construction purposes |
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|
23.63 |
Manufacture of ready-mixed concrete |
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|
23.65 |
Manufacture of fibre cement |
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|
23.69 |
Manufacture of other articles of concrete, plaster and cement |
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|
23.64 |
Manufacture of mortars |
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