3791863

Information

• Patent Grant
• 3791863

• References
• Source

• Patent Number

  3,791,863

• Date Filed

  Not available

• Date Issued

  Tuesday, February 12, 1974
  51 years ago

• CPC

  • H01C7/046 - Iron oxides or ferrites
  • H01C17/10 - by flame spraying
  • H05B2203/021 - Heaters specially adapted for heating liquids
  • Y10T428/24917 - including metal layer
  • Y10T428/24997 - Of metal-containing material
  • Y10T428/249981 - Plural void-containing components

• US Classifications

  • 392 - Electric resistance heating devices
  • 219 - Electric heating
  • 338 - Electrical resistors
  • 427 - Coating processes
  • 428 - Stock material or miscellaneous articles