Estle Ray Mann
Patents
|
US 2455992 |
Cathode-Ray Tube Amusement Device / The first CRT game patent Manufacturer: Unknown (Temporary) |
Assigned to: Allen B. Du Mont Laboratories, Inc. |
Filed January 25 1947 Granted December 14 1948 |
|
US 2455992 |
Cathode-Ray Tube Amusement Device / The first CRT game patent Manufacturer: Unknown (Temporary) |
Assigned to: Allen B. Du Mont Laboratories, Inc. |
Filed January 25 1947 Granted December 14 1948 |