3843989

Information

• Patent Grant
• 3843989

• References
• Source

• Patent Number

  3,843,989

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1974
  50 years ago

• CPC

  • A47L11/325 - Shampoo devices for carpet-sweepers

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning