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

Wagner Aircraft Service

Named as the FAA publishes it on its approvals.

Holds 1 approved modification, most of them for the Cessna 170. FAA spelling: Wagner Aircraft Service.

Approved modifications 1 · newest first

Cessna 170 1Cessna 140 1Cessna 120 1
1960-01-01SA4-207 · Spar reworked to facilitate rigging of metalized wings. · 140, 120, 170

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.