Official definition

This U.S. industry comprises establishments primarily engaged in manufacturing industrial machinery (except agricultural and farm-type; construction and mining machinery; food manufacturing-type machinery; semiconductor making machinery; and sawmill, woodworking, and paper making machinery). Illustrative Examples: Additive manufacturing machinery manufacturing Bookbinding machines manufacturing Chemical processing machinery and equipment manufacturing Cigarette making machinery manufacturing Glass making machinery (e.g., blowing, forming, molding) manufacturing Petroleum refining machinery manufacturing Plastics working machinery manufacturing Printing presses manufacturing Rubber working machinery manufacturing Sewing machines (including household-type) manufacturing Shoe making and repairing machinery manufacturing Tannery machinery manufacturing Textile making machinery manufacturing Cross-References. Establishments primarily engaged in--