446898

Information

• Patent Grant
• 446898

• References
• Source

• Patent Number

  446,898

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1891
  133 years ago

• CPC

  • B23D37/06 - for broaching outer surfaces
  • Y10T409/406125 - with means to adjust or facilitate adjustment of work or work holder

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 144 - Woodworking