3439156

Information

• Patent Grant
• 3439156

• References
• Source

• Patent Number

  3,439,156

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1969
  55 years ago

• CPC

  • G06G7/00 - Devices in which the computing operation is performed by varying electric or magnetic quantities
  • G06G7/04 - input or output devices

• US Classifications

  • 708 - Electrical computers: arithmetic processing and calculating
  • 346 - Recorders