2188959

Information

• Patent Grant
• 2188959

• References
• Source

• Patent Number

  2,188,959

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1940
  85 years ago

• CPC

  • B08B9/0554 - Diablo shaped pigs
  • Y10T137/7866 - Plural seating

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning
  • 092 - Expansible chamber devices
  • 137 - Fluid handling
  • 166 - Wells