1493563

Information

• Patent Grant
• 1493563

• References
• Source

• Patent Number

  1,493,563

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1924
  100 years ago

• CPC

  • H05B1/0255 - Irons

• US Classifications

  • 219 - Electric heating
  • 200 - Electricity: circuit makers and breakers