3859190

Information

• Patent Grant
• 3859190

• References
• Source

• Patent Number

  3,859,190

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1975
  50 years ago

• CPC

  • B43K8/18 - Arrangements for feeding the ink to the writing-points
  • B43K1/06 - Tubular writing-points
  • B43K1/10 - Wire nibs
  • C23C14/04 - Coating on selected surface areas
  • C23C14/046 - Coating cavities or hollow spaces

• US Classifications

  • 204 - Chemistry: electrical and wave energy
  • 401 - Coating implements with material supply