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NAICS [2012] → |
NAICS Code | N.A. Industry [2012] | NAICS Codes | ||
---|---|---|---|---|
(6-digit) | ||||
22131 | Water Supply and Irrigation Systems | 1 | ||
22132 | Sewage Treatment Facilities | 1 | ||
22133 | Steam and Air-Conditioning Supply | 1 | ||