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Class 40 - Treatment of Materials

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

Class Class Name
40 upcycling [waste recycling]
40 vulcanization [material treatment]
40 wafer fabrication for others
40 warping [looms]
40 waste crushing
40 waste destruction services
40 waste management information
40 waste management services
40 waste processing
40 waste treatment [transformation]
40 waste water treatment services
40 water purification services
40 water treating
40 water treatment and purification
40 water treatment (demineralising) services
40 water treatment for energy generating operations
40 water treatment services
40 welding of metals
40 welding services
40 window tinting treatment being surface coating
40 wine making for others
40 woodworking
40 woodworking
40 wool treating

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