3751684

Information

• Patent Grant
• 3751684

• References
• Source

• Patent Number

  3,751,684

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1973
  51 years ago

• CPC

  • G05B19/048 - Monitoring Safety
  • G05B19/058 - Safety, monitoring
  • H03K19/003 - Modifications for increasing the reliability for protection
  • H03K19/013 - in bipolar transistor circuits
  • G05B2219/14089 - Display of control states on cards, by leds

• US Classifications

  • 326 - Electronic digital logic circuitry
  • 361 - Electricity: electrical systems and devices
  • 700 - Data processing: generic control systems or specific applications