The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Modern Air Transport INC

Holds 5 approved modifications. FAA spelling: Modern Air Transport Inc.

Approved modifications 5 · newest first

1971-05-19ST467SO · Installation of AiResearch auxiliary power unit GTCP85-129M in the No. 3 anti-shock body. This installation is... · 30A
1970-07-22ST669SO · Increases passenger seating capacity from 139 to 149 passengers. · 30A
1968-11-07ST653SO · Installation of LORAN/ADF antenna switching system (utilizing ADF sense antennas). · 30A
1960-01-01ST679SO · Installation of electrically heated washwater overboard drain system. · 30A
1960-01-01SA638SO · Modification of interior to accommodate 139 passengers. · 30A

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.