2880982

Information

• Patent Grant
• 2880982

• References
• Source

• Patent Number

  2,880,982

• Date Filed

  Not available

• Date Issued

  Tuesday, April 7, 1959
  65 years ago

• CPC

  • F27B5/04 - adapted for treating the charge in vacuum or special atmosphere
  • H01J19/70 - Means for obtaining or maintaining the vacuum

• US Classifications

  • 432 - Heating
  • 126 - Stoves and furnaces