2800040

Information

• Patent Grant
• 2800040

• References
• Source

• Patent Number

  2,800,040

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1957
  67 years ago

• CPC

  • B24D15/063 - for grinding shears, scissors

• US Classifications

  • 076 - Metal tools and implements, making