NAICS Code: 327999 All Other Miscellaneous
Manufacturing mineral wool and fiberglass insulation products--are classified in U.S. Industry 327993, Mineral Wool ... 327999: 327999: 327999: Asphalt concrete crushing and grinding (except at construction site) 327999: 327999: 327999: Built-up mica manufacturing: 327999: 327999: 327999: Ceramic fiber manufacturing: 327999: …
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