1250980

Information

• Patent Grant
• 1250980

• References
• Source

• Patent Number

  1,250,980

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1917
  107 years ago

• CPC

  • F28D11/02 - the movement being rotary
  • Y10S165/142 - Jacketed shell

• US Classifications

  • 165 - Heat exchange