1973678

Information

• Patent Grant
• 1973678

• References
• Source

• Patent Number

  1,973,678

• Date Filed

  Not available

• Date Issued

  Tuesday, September 11, 1934
  90 years ago

• CPC

  • F28D1/024 - with an air driving element
  • Y10S165/055 - including guiding means for movable header

• US Classifications

  • 165 - Heat exchange