1786909

Information

• Patent Grant
• 1786909

• References
• Source

• Patent Number

  1,786,909

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1930
  94 years ago

• CPC

  • F22D1/10 - in horizontal arrangement

• US Classifications

  • 165 - Heat exchange
  • 122 - Liquid heaters and vaporizers