2242885

Information

• Patent Grant
• 2242885

• References
• Source

• Patent Number

  2,242,885

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1941
  84 years ago

• CPC

  • F22D5/14 - responsive to thermal expansion and contraction

• US Classifications

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