3131294

Information

• Patent Grant
• 3131294

• References
• Source

• Patent Number

  3,131,294

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1964
  60 years ago

• CPC

  • G06F7/535 - Dividing only
  • G06F7/405 - binary
  • G06F15/02 - manually operated with input through keyboard and computation using a built-in programme
  • H03M7/08 - the radix being ten

• US Classifications

  • 708 - Electrical computers: arithmetic processing and calculating