1970747

Information

• Patent Grant
• 1970747

• References
• Source

• Patent Number

  1,970,747

• Date Filed

  Not available

• Date Issued

  Tuesday, August 21, 1934
  90 years ago

• CPC

  • F01K11/04 - the boilers or condensers being rotated in use
  • Y10S122/01 - Air heater
  • Y10S122/07 - Feeding air

• US Classifications

  • 060 - Power plants
  • 122 - Liquid heaters and vaporizers