2236444

Information

• Patent Grant
• 2236444

• References
• Source

• Patent Number

  2,236,444

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1941
  83 years ago

• CPC

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

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning