2220643

Information

• Patent Grant
• 2220643

• References
• Source

• Patent Number

  2,220,643

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1940
  84 years ago

• CPC

  • A47L11/04 - hand-driven
  • F16N31/02 - Oil catchers Oil wipers

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning