Permutit
Randolph - Extintor de incêndio de gás carbónico
Cameron - Steam pumps
Victor - Máquina de Calcular Electrónica, de Secretária (Modelo 1503)
The Northwest Exhaust
Trench, Tunnel & Pipe Work by Compressed Air
The Engineering Company if Portugal, Ltd.
Victor - Máquina de Calcular Electrónica, de Secretária (Modelo 12-111)
Kennedy Kilns