- A.O. Smith
- Baldor
- Brook Crompton
- Century
- Electra-Dresser
- Electrol
- Electrim
- Emerson
- Fasco
- General Electric (G.E).
- Lafert (Metric)
- Leeson
- Leroy Somer
|
- Lincoln
- Magnetek/Indiana Gen.
- Marathon
- Pacific Scientific
- Siemens
- Speedtronics
- Sterling
- Teco/Westinghouse
- Toshiba
- U.S. Motors
- Universal
- Viking
- Weg
- Western
|
