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

Joliet Avionics, INC

Named as the FAA publishes it on its approvals.

Holds 3 approved modifications, most of them for the Partenavia S.P.A. P 68. FAA spelling: Joliet Avionics, Inc.

Approved modifications 3 · newest first

1987-10-22SA1247GL · Installation of a winshield heat panel, P/N 1513470-2(P.P.G. Aircon). · P68 "Observer"
1985-12-11SA779GL · Installation of a Dynamic Air Eng. air conditioning system. · P68 TC "Observer", P68 "Observer", P68C-TC
1984-05-25SA687GL · Installation of a Dynamic Air Engrg. air conditioning system. · P68 “Observer”, P68C

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.