2118282

Information

• Patent Grant
• 2118282

• References
• Source

• Patent Number

  2,118,282

• Date Filed

  Not available

• Date Issued

  Tuesday, May 24, 1938
  86 years ago

• CPC

  • B60H1/3435 - using only a pivoting frame
  • B60H2001/3485 - Air temperature regulation

• US Classifications

  • 454 - Ventilation
  • 165 - Heat exchange