2778917

Information

• Patent Grant
• 2778917

• References
• Source

• Patent Number

  2,778,917

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1957
  67 years ago

• CPC

  • H05B1/0205 - using a fusible material
  • F22B37/47 - responsive to abnormal temperature

• US Classifications

  • 219 - Electric heating