3713745

Information

• Patent Grant
• 3713745

• References
• Source

• Patent Number

  3,713,745

• Date Filed

  Not available

• Date Issued

  Tuesday, January 30, 1973
  52 years ago

• CPC

  • B43K21/10 - with separate writing-core remnants ejecting-bar
  • B43K21/027 - with sliding tubelike writing-core guide

• US Classifications

  • 401 - Coating implements with material supply
  • D19 - Office supplies