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

Aircraft Technical Development INC

Named as the FAA publishes it on its approvals.

Holds 11 approved modifications, most of them for the Boeing 777. FAA spelling: Aircraft Technical Development Inc.

Approved modifications 11 · newest first

2008-05-05ST00473LA · Installation of Aerocon Engineering Company (AEC) Airstair. · 757-200 Series
2008-03-04ST02122LA · Installation of Aerocon Engineering Company (AEC) Airstair · A320 Model -111, A320 Model -211, A320 Model -212
2007-02-27SA01962LA · Installation of Cabin Interior Noise Reduction Kit · MU-2B
2006-09-11ST01908LA · Installation of Forward Lower Lobe Crew Rest Compartment · 777-200 Series
2006-08-30SA01635LA · Installation of Cabin Interior Noise Reduction Kit · 737-700 Series, 737-800 Series
2005-06-26ST01807LA · Installation of Cabin Interior Noise Reduction Kit. · DC-9-87
2004-08-17ST01647LA · Installation of Cabin Interior Noise Reduction Kit. · CL-600-2B16 (CL-601-3A)
2004-02-06ST01589LA · Installation of Cargo Compartment Lifting Hoist System · 767-200 Series
2002-07-11ST01351LA · Installation of Aerocon Engineering Company (AEC) Airstair. · 747-400 Series
2000-02-23ST00938LA · Installation of crew stair in Electronic Equipment Bay. · 777-200 Series
1998-04-02ST00587LA · Installation of Aerocon Engineering Co (AEC) aft doorway airstair. · 767-300 Series, 767-200 Series

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