- 2N457A
- Advanced Semiconductor, Inc.
- 7 A, 30 V, PNP, Ge, POWER TRANSISTOR, TO-3
- 2N457A
- Central Semiconductor Corp.
- 7 A, 30 V, PNP, Ge, POWER TRANSISTOR, TO-3
- 2N457A
- Silicon Transistor Corp.
- JAN / Consumer / Military / Industrial / Automotive / Hi-Rel
- 2N457A
- Gpd Optoelectronics Corp.
- 7 A, 30 V, PNP, Ge, POWER TRANSISTOR, TO-3
- 2N457A
- Solidev Semiconductors
- Solid State Products (Transistor Guide)
- 2N457A
- Texas Instruments
- Semiconductor and Components Data Book 1967/8