2827551

Information

• Patent Grant
• 2827551

• References
• Source

• Patent Number

  2,827,551

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1958
  66 years ago

• CPC

  • B23K9/203 - of cooling fins
  • B21C37/225 - longitudinally-ribbed tubes
  • Y10T29/49378 - Finned tube

• US Classifications

  • 219 - Electric heating
  • 029 - Metal working