3660860

Information

• Patent Grant
• 3660860

• References
• Source

• Patent Number

  3,660,860

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1972
  53 years ago

• CPC

  • B43K13/02 - for cleaning nibs

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning
  • 366 - Agitating