1431157

Information

• Patent Grant
• 1431157

• References
• Source

• Patent Number

  1,431,157

• Date Filed

  Not available

• Date Issued

  Tuesday, October 10, 1922
  102 years ago

• CPC

  • B24D13/085 - comprising flaps with a circular sheet on each side

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning