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

Wilbur Thompson

Named as the FAA publishes it on its approvals.

Holds 2 approved modifications. FAA spelling: Wilbur Thompson.

Approved modifications 2 · newest first

1960-01-01SA4-441 · New lower engine cowl made of fiberglass with Hetron #92 resin. · 415-C, 415-CD, 415D
1960-01-01SA4-448 · New nose cowl made of fiberglass reinforced with Hetron #92 resin. · 415-CD, 415-C, 415D

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.