This U.S. Census Bureau NAICS-based industry comprises establishments primarily engaged in manufacturing laboratory furnances and ovens.

Cross-References. Establishments primarily engaged in--

• Manufacturing laboratory instruments--are classified in U.S. Industry 334516, Analytical Laboratory Instrument Manufacturing;
• Manufacturing laboratory funiture--are classified in U.S. Census Bureau NAICS-based industry 3391117, Laboratory Furniture Manufacturing;
• Manufacturing laboratory centrifuges--are classified in U.S. Census Bureau NAICS-based industry 3391116, Laboratory Centrifuges Manufacturing;
• Manufacturing dental laboratory apparatus and furniture--are classified in U.S. Industry 339114, Dental Equipment and Supplies Manufacturing;
• Manufacturing laboratory equipment, except laboratory distilling equipment, laboratory freezers, laboratory furnaces and ovens, laboratory scales and balances, laboratory centrifuges, and laboratory furniture--are classified in U.S. Census Bureau NAICS-based industry 3391111, Laboratory Equipment Manufacturing, except Distilling, Heating, Cooling, Weighing, Centrifuges and Furniture;
• Manufacturing laboratory distilling equipment--are classified in U.S. Census Bureau NAICS-based industry 3391112, Laboratory Distilling Equipment Manufacturing;
• Manufacturing laboratory scales and balances--are classified in U.S. Census Bureau NAICS-based industry 3391115, Laboratory Scales and Balances Manufacturing;
• Manufacturing laboratory freezers--are classified in U.S. Census Bureau NAICS-based industry 3391113, Laboratory Freezers Manufacturing; and
• Manufacturing mattresses for hospital beds--are classified in Industry 337910, Mattress Manufacturing.