1477339

Information

• Patent Grant
• 1477339

• References
• Source

• Patent Number

  1,477,339

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1923
  101 years ago

• CPC

  • H05B1/0222 - actuated by changing weight, level or centre of gravity

• US Classifications

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