2229008

Information

• Patent Grant
• 2229008

• References
• Source

• Patent Number

  2,229,008

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1941
  83 years ago

• CPC

  • A41H23/00 - Devices for applying chalk Sharpening or holding chalk

• US Classifications

  • 401 - Coating implements with material supply
  • 033 - Geometrical instruments
  • D19 - Office supplies