1454369

Information

• Patent Grant
• 1454369

• References
• Source

• Patent Number

  1,454,369

• Date Filed

  Not available

• Date Issued

  Tuesday, May 8, 1923
  101 years ago

• CPC

  • C23F1/06 - Sharpening files

• US Classifications

  • 076 - Metal tools and implements, making