1923765

Information

• Patent Grant
• 1923765

• References
• Source

• Patent Number

  1,923,765

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1933
  91 years ago

• CPC

  • B60H1/00464 - The ventilator being of the axial type
  • Y10S165/096 - Pivotal movement of adjustable cover

• US Classifications

  • 165 - Heat exchange