3466691

Information

• Patent Grant
• 3466691

• References
• Source

• Patent Number

  3,466,691

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1969
  56 years ago

• CPC

  • F28G3/04 - having brushes
  • B08B9/0436 - provided with mechanical cleaning tools

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning