2258696

Information

• Patent Grant
• 2258696

• References
• Source

• Patent Number

  2,258,696

• Date Filed

  Not available

• Date Issued

  Tuesday, October 14, 1941
  83 years ago

• CPC

  • F24H1/207 - with water tubes

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 236 - Automatic temperature and humidity regulation