Mcgraw-Edison Company Edison Electronics
Named as the FAA publishes it on its approvals.
Approved to make 4 classes of equipment. FAA spelling: McGraw-Edison Company Edison Electronics.
Equipment approvals technical standard order authorisations
TSO-C11A · Fire Detectors (Thermal Sensing And Flame Contact) · *, *, * · other and general
TSO-C11D · Powerplant Fire Detection Instruments (Thermal And Flame Contact Types) · *, *, * · other and general
TSO-C44A · Fuel Flowmeters · * · other and general
TSO-C11B · Fire Detectors (Thermal Sensing And Flame Contact) · *, *, * · other and general
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.