2685244

Information

• Patent Grant
• 2685244

• References
• Source

• Patent Number

  2,685,244

• Date Filed

  Not available

• Date Issued

  Tuesday, August 3, 1954
  70 years ago

• CPC

  • B60H1/28 - the openings being situated directly in front of vehicle front window
  • B60H1/00042 - the air passing only one heat exchanger
  • B60H3/06 - Filtering
  • B60H2001/00085 - of air intake
  • B60H2001/00157 - without by-pass
  • B60H2001/00171 - Valves on heaters for modulated liquid flow

• US Classifications

  • 454 - Ventilation