84996

Information

• Patent Grant
• 84996

• References
• Source

• Patent Number

  84,996

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1868
  156 years ago

• CPC

  • F28F9/013 - for tubes or tube-assemblies
  • Y10S165/496 - Spiral or helical coil

• US Classifications

  • 165 - Heat exchange