Who holds what · as the FAA records the name

Hamilton Metalplane Division Boeing Airplane CO.

Holds 2 type certificates (2 models). FAA spelling: Hamilton Metalplane Division Boeing Airplane Co..

Type certificates 2

TC 2-329Aircraft · H-47

ATC 85Aircraft · H-45

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.