SOLE SOURCE TO LINDE ADVANCED MATERIAL TECHNOLOGIES INC. 309 Mainenance Support Squadron (MXSS) has a need for a follow-on maintenance contract for the continued Inspection, Service, Repair, Calibrati... SOLE SOURCE TO LINDE ADVANCED MATERIAL TECHNOLOGIES INC. 309 Mainenance Support Squadron (MXSS) has a need for a follow-on maintenance contract for the continued Inspection, Service, Repair, Calibration and Certification of the Praxair (HVOF) Thermal Spray Equipment.