1667597

Information

• Patent Grant
• 1667597

• References
• Source

• Patent Number

  1,667,597

• Date Filed

  Not available

• Date Issued

  Tuesday, April 24, 1928
  96 years ago

• CPC

  • 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