3023442

Information

• Patent Grant
• 3023442

• References
• Source

• Patent Number

  3,023,442

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1962
  63 years ago

• CPC

  • A47L1/09 - for cleaning one side with access from the other side only

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning