2197596

Information

• Patent Grant
• 2197596

• References
• Source

• Patent Number

  2,197,596

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1940
  84 years ago

• CPC

  • B08B9/20 - by using apparatus into or on to which containers
  • B08B9/38 - the apparatus cleaning by using scrapers, chains, grains of shot, sand or other abrasive means

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning