1777903

Information

• Patent Grant
• 1777903

• References
• Source

• Patent Number

  1,777,903

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1930
  94 years ago

• CPC

  • B43K29/06 - with sharpening devices
  • B43L23/08 - in which the pencils or leads are sharpened mainly by rotational movement against cutting blades
  • Y10T24/1332 - Combined and convertible pencil holder

• US Classifications

  • 030 - Cutlery
  • 024 - Buckles, buttons, clasps, etc.