1278243

Information

• Patent Grant
• 1278243

• References
• Source

• Patent Number

  1,278,243

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1918
  105 years ago

• CPC

  • F28F9/0224 - Header boxes formed by sealing end plates into covers
  • Y10S165/476 - Fusion joint
  • Y10T29/49373 - Tube joint and tube plate structure

• US Classifications

  • 165 - Heat exchange
  • 029 - Metal working