3873808

Information

• Patent Grant
• 3873808

• References
• Source

• Patent Number

  3,873,808

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1975
  50 years ago

• CPC

  • H05B1/0216 - actuated by the expansion of a solid element
  • H01H35/38 - actuated by piston and cylinder

• US Classifications

  • 392 - Electric resistance heating devices
  • 219 - Electric heating