2580298

Information

• Patent Grant
• 2580298

• References
• Source

• Patent Number

  2,580,298

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1951
  73 years ago

• CPC

  • G06C23/06 - of tabulation devices

• US Classifications

  • 318 - Electricity: motive power systems
  • 192 - Clutches and power-stop control
  • 200 - Electricity: circuit makers and breakers
  • 219 - Electric heating