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

Walker Engineering CO

Named as the FAA publishes it on its approvals.

Holds 5 approved modifications, most of them for the Beechcraft A36 Bonanza. FAA spelling: Walker Engineering Co.

Approved modifications 5 · newest first

1981-04-07SA4324WE · Installation of a ventral fin trim tab. · D35, 35R, 35
1981-04-07SA4323WE · Installation of a ventral fin trim tab. · F33A, E33A, 35-A33
1979-04-12SA3184WE · Installation of ventral air skeg. · 35-B33, A36, F33A
1979-04-02SA3337WE · Installation of ventral air skeg. · F35, G35, A35
1979-04-02SA3680WE · Installation of centerline external air skeg. · B95, 58A, 58

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.