North American Industry Classification System (NAICS) 1997
- 3332 - Industrial Machinery Manufacturing
- 33321 - Sawmill and Woodworking Machinery Manufacturing
- 333210 - Sawmill and Woodworking Machinery Manufacturing
- 33322 - Rubber and Plastics Industry Machinery Manufacturing
- 333220 - Rubber and Plastics Industry Machinery Manufacturing
- 33329 - Other Industrial Machinery Manufacturing
- 333291 - Paper Industry Machinery Manufacturing
- 333299 - All Other Industrial Machinery Manufacturing
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