3147575

Information

• Patent Grant
• 3147575

• References
• Source

• Patent Number

  3,147,575

• Date Filed

  Not available

• Date Issued

  Tuesday, September 8, 1964
  60 years ago

• CPC

  • A47L13/07 - Metal sponges
  • A47L11/164 - Parts or details of the brushing tools
  • A47L11/4038 - Disk shaped surface treating tools
  • B24D11/00 - Constructional features of flexible abrasive materials Special features in the manufacture of such materials

• US Classifications

  • 451 - Abrading
  • 015 - Brushing, scrubbing, and general cleaning
  • 051 - Abrasive tool making process, material, or composition