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

Przedsiebiorstwo Doswiadczalno-Produkcyjne Szybownictwa Pzl-Bielsko

Named as the FAA publishes it on its approvals.

Holds 2 type certificates (3 models). FAA spelling: Przedsiebiorstwo Doswiadczalno-Produkcyjne Szybownictwa PZL-Bielsko.

Type certificates 2

G44EUAircraft · SZD-41-1 Jantar Standard 2, SZD-41A Jantar Standard
G02CEAircraft · SZD-50-3 Puchacz

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.