980087

Information

• Patent Grant
• 980087

• References
• Source

• Patent Number

  980,087

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1910
  114 years ago

• CPC

  • F23N1/022 - using electronic means
  • Y10S122/14 - Tube replacement

• US Classifications

  • 431 - Combustion
  • 048 - Gas: heating and illuminating
  • 122 - Liquid heaters and vaporizers