Photometer Repair Services Of Photovoltaic Kfk-2 Invent. No. 1045011, Head No. 8710347 And Photometer Photoelectric Kfk-2 Inventory. No. 10470021, Head No. 8709235 (Dc 021:2015 - 50420000-5 Services For Repair And Maintenance Of Medical And Surgical Equipment)