2422871

Information

• Patent Grant
• 2422871

• References
• Source

• Patent Number

  2,422,871

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1947
  77 years ago

• CPC

  • B23D63/162 - by a reciprocating or rotating rod-like sharpening tool
  • B23D63/20 - Combined processes for dressing saw teeth

• US Classifications

  • 076 - Metal tools and implements, making