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

Ayer John e

Named as the FAA publishes it on its approvals.

Holds 2 approved modifications. FAA spelling: Ayer John E.

Approved modifications 2 · newest first

1975-01-07SA3-380 · Fuel filler door assembly installation. · RC-3
1975-01-07SA3-88 · Hartzell propeller HC-13X20-54 installation. · RC-3

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.