2828426

Information

• Patent Grant
• 2828426

• References
• Source

• Patent Number

  2,828,426

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1958
  66 years ago

• CPC

  • H02J7/20 - due to variation of continuously variable ohmic resistor

• US Classifications

  • 307 - Electrical transmission or interconnection systems