1746564

Information

• Patent Grant
• 1746564

• References
• Source

• Patent Number

  1,746,564

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1930
  94 years ago

• CPC

  • F22D1/24 - with fire tubes or flue ways traversing feed-water vessels

• US Classifications

  • 165 - Heat exchange
  • 038 - Textiles: ironing or smoothing
  • 122 - Liquid heaters and vaporizers
  • 236 - Automatic temperature and humidity regulation