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

Dempsay William A.

Named as the FAA publishes it on its approvals.

Holds 2 approved modifications. FAA spelling: Dempsay William A..

Approved modifications 2 · newest first

2003-10-22SE01203WI · Installation of R-1830-94 supercharger impeller and diffuser in place of existing hardware. · Twin Wasp 2SD13-G, Military R-2000 Series
2003-10-22SE01208WI · Installation of R-1830-94 supercharger impeller and diffuser in place of existing hardware. · Twin Wasp 2SD13-G, Military R-2000 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.