1788682

Information

• Patent Grant
• 1788682

• References
• Source

• Patent Number

  1,788,682

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1931
  94 years ago

• CPC

  • B21K5/06 - Dressing
  • Y10T409/20 - with furbishing of cutter

• US Classifications

  • 076 - Metal tools and implements, making
  • 409 - Gear cutting, milling, or planing