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

Delta Sigmatronix INC

Named as the FAA publishes it on its approvals.

Holds 2 approved modifications. FAA spelling: Delta Sigmatronix Inc.

Approved modifications 2 · newest first

1960-01-01SA2029WE · Installation of Delta Sigmatronix Emergency Electric Fuel Pump Kit,PK-2, in lieu of Beech hand pump P/N 35-924230... · 35, C35, B35
1960-01-01SA2131WE · Installation of Delta Sigmatronix emergency electric fuel pump P/N 29000 in above models equipped with Beech P/N... · H35, G35, A35

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.