2822506

Information

• Patent Grant
• 2822506

• References
• Source

• Patent Number

  2,822,506

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1958
  67 years ago

• CPC

  • G06F7/4981 - Adding; Subtracting
  • G11C11/265 - counting tubes

• US Classifications

  • 377 - Electrical pulse counters, pulse dividers, or shift registers: circuits and systems
  • 315 - Electric lamp and discharge devices: systems