1443426

Information

• Patent Grant
• 1443426

• References
• Source

• Patent Number

  1,443,426

• Date Filed

  Not available

• Date Issued

  Tuesday, January 30, 1923
  102 years ago

• CPC

  • E04G19/006 - Cleaning devices
  • Y10T29/4528 - with rotary head

• US Classifications

  • 125 - Stone working
  • 015 - Brushing, scrubbing, and general cleaning
  • 029 - Metal working