1728487

Information

• Patent Grant
• 1728487

• References
• Source

• Patent Number

  1,728,487

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1929
  95 years ago

• CPC

  • B24B7/222 - for grinding vertical surfaces
  • B24B7/184 - pole sanders
  • B24B27/027 - having a flexible shaft

• US Classifications

  • 451 - Abrading
  • 015 - Brushing, scrubbing, and general cleaning
  • 362 - Illumination