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

Rockwell Intl

Named as the FAA publishes it on its approvals.

Holds 4 approved modifications, most of them for the Douglas DC-3. FAA spelling: Rockwell Intl.

Approved modifications 4 · newest first

1981-03-25SA3-393 · Installation of Sperry D-3 engine analyzer. · DC-3 Series
1981-03-25SA3-391 · Cabin window & interior modification. · D18C, C-45H, TC-45H
1981-03-25SA3-460 · Radio rack installation - STA 145. · DC-3 Series
1970-10-01SA3-387 · Air stair door installation. · C18 Series, 18 Series

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.