3724960

Information

• Patent Grant
• 3724960

• References
• Source

• Patent Number

  3,724,960

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1973
  51 years ago

• CPC

  • B43K21/16 - with stepwise feed of writing-cores
  • B43K21/027 - with sliding tubelike writing-core guide
  • B43K24/026 - with a sleeve sliding on the forward end of the lead

• US Classifications

  • 401 - Coating implements with material supply