3456620

Information

• Patent Grant
• 3456620

• References
• Source

• Patent Number

  3,456,620

• Date Filed

  Not available

• Date Issued

  Tuesday, July 22, 1969
  55 years ago

• CPC

  • F22B1/08 - the heat carrier being steam

• US Classifications

  • 122 - Liquid heaters and vaporizers