1752944

Information

• Patent Grant
• 1752944

• References
• Source

• Patent Number

  1,752,944

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1930
  94 years ago

• CPC

  • H05B1/0255 - Irons
  • Y10T307/484 - Sequential or alternating
  • Y10T307/675 - Differing voltages
  • Y10T307/702 - Predetermined sequence

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 219 - Electric heating