2639001

Information

• Patent Grant
• 2639001

• References
• Source

• Patent Number

  2,639,001

• Date Filed

  Not available

• Date Issued

  Tuesday, May 19, 1953
  71 years ago

• CPC

  • A47L9/125 - funnel-shaped
  • Y10S15/08 - Dust bags and separators

• US Classifications

  • 055 - Gas separation
  • 015 - Brushing, scrubbing, and general cleaning