1346442

Information

• Patent Grant
• 1346442

• References
• Source

• Patent Number

  1,346,442

• Date Filed

  Not available

• Date Issued

  Tuesday, July 13, 1920
  104 years ago

• CPC

  • F28D1/0358 - the conduits being formed by bent plates
  • Y10S165/378 - including intermediate sheet supporting opposed spacing projections

• US Classifications

  • 165 - Heat exchange