2505214

Information

• Patent Grant
• 2505214

• References
• Source

• Patent Number

  2,505,214

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1950
  74 years ago

• CPC

  • B60H3/0608 - Filter arrangements in the air stream
  • B60H2003/0666 - the filter element having non-rectangular shape

• US Classifications

  • 454 - Ventilation
  • 055 - Gas separation
  • 237 - Heating systems