Industrial or laboratory furnaces, incinerators and ovens Tenders , Ovens Tenders , Commercial ovens Tenders , Parts of furnace burners, furnaces or ovens Tenders , Air-conditioning installations Tenders , Filtering apparatus Tenders , Electric ovens Tenders , Electrical domestic appliances for cleaning; smoothing irons Tenders , runway sweeper and taxiway cleaning devices Tenders , Switches Tenders , Laboratory Incubators Tenders , CO2 incubators Tenders , Bacteriological incubators Tenders , Cooling incubators Tenders , Shaker incubators Tenders , Ophthalmic Chairs, Stand and Tables Tenders , Diagnostics and radiodiagnostic devices and supplies Tenders , Diagnostic devices Tenders , Incubators Tenders , High-Low Treatment Tables Tenders , Parts and accessories for invalid carriages Tenders , Control devices for invalid carriages Tenders