3830574

Information

• Patent Grant
• 3830574

• References
• Source

• Patent Number

  3,830,574

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1974
  50 years ago

• CPC

  • B43K8/16 - with tubular writing-points comprising a movable cleaning element

• US Classifications

  • 401 - Coating implements with material supply