1751001

Information

• Patent Grant
• 1751001

• References
• Source

• Patent Number

  1,751,001

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1930
  95 years ago

• CPC

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

• US Classifications

  • 401 - Coating implements with material supply
  • 033 - Geometrical instruments
  • 118 - Coating apparatus