2778911

Information

• Patent Grant
• 2778911

• References
• Source

• Patent Number

  2,778,911

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1957
  68 years ago

• CPC

  • F24C15/004 - Windows not in a door
  • F24C7/02 - using microwaves

• US Classifications

  • 219 - Electric heating