514690

Information

• Patent Grant
• 514690

• References
• Source

• Patent Number

  514,690

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1894
  130 years ago

• CPC

  • F28F13/12 - by creating turbulence
  • Y10S165/228 - with fan or pump

• US Classifications

  • 165 - Heat exchange
  • 366 - Agitating