2978614

Information

• Patent Grant
• 2978614

• References
• Source

• Patent Number

  2,978,614

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1961
  63 years ago

• CPC

  • H01H47/34 - Energising current supplied by magnetic amplifier

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 307 - Electrical transmission or interconnection systems
  • 331 - Oscillators
  • 340 - Communications: electrical