What were the names of the companies that made the 30 cal carbine that was used in World War 2?

Inland Mfg., Dayton Ohio Winchester Arms, New Haven, Conn, Saginaw Steering Gear, Grand Rapids, Michigan Underwood-Eliot-Fisher, Hartford, Conn. Rochester Defense Corp., Rochester, New York Quality Hardware Corp., Chicago Rock-Ola Corp., Chicago National Postal Meter Corp., Rochester, New York Standard Products Company, Port Clinton, Ohio International Business Machine Corp., Poughkeepsie, New York Richard V. Horrell WW 2 Connections.com