3369108

Information

• Patent Grant
• 3369108

• References
• Source

• Patent Number

  3,369,108

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1968
  57 years ago

• CPC

  • G05D23/2456 - using selfs or transformers
  • G05D23/1906 - using an analogue comparing device
  • G05D23/22 - the sensing element being a thermocouple

• US Classifications

  • 219 - Electric heating