3740785

Information

• Patent Grant
• 3740785

• References
• Source

• Patent Number

  3,740,785

• Date Filed

  Not available

• Date Issued

  Tuesday, June 26, 1973
  52 years ago

• CPC

  • B08B9/0497 - provided with additional mechanical cleaning tools
  • B08B9/051 - the cleaning devices having internal motors

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning