2681409

Information

• Patent Grant
• 2681409

• References
• Source

• Patent Number

  2,681,409

• Date Filed

  Not available

• Date Issued

  Tuesday, June 15, 1954
  70 years ago

• CPC

  • B64D15/12 - by electric heating
  • B64D2700/62078 - by electric heating

• US Classifications

  • 392 - Electric resistance heating devices
  • 219 - Electric heating
  • 244 - Aeronautics and astronautics
  • 338 - Electrical resistors