Ralph R. Perry
Named as the FAA publishes it on its approvals.
Holds 1 approved modification, most of them for the Thrush Aircraft Inc S-2. FAA spelling: Ralph R. Perry.
Approved modifications 1 · newest first
1978-07-21SA3701WE · ONE ONLY STC, SN 2256R: Installation of styrofoam filling with fiberglass covering on vertical and horizontal stabilizers · S-2R
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.