3393665

Information

• Patent Grant
• 3393665

• References
• Source

• Patent Number

  3,393,665

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1968
  56 years ago

• CPC

  • F28F9/013 - for tubes or tube-assemblies
  • F22B37/202 - Suspension and securing arrangements for contact heating surfaces
  • F22B37/365 - Casings of metal sheets

• US Classifications

  • 122 - Liquid heaters and vaporizers