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

Jobmaster Company

Holds 2 approved modifications. FAA spelling: Jobmaster Company.

Approved modifications 2 · newest first

1960-01-01SE7WE · Replace Pratt & Whitney engine adapter 16487 and Bendix body adapter 2642-727. · R-985 Series, Wasp Jr. Series
1957-10-11SA4-320 · Installation of Edo 6470 Floats · CH-300 Pacemaker

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.