1239911

Information

• Patent Grant
• 1239911

• References
• Source

• Patent Number

  1,239,911

• Date Filed

  Not available

• Date Issued

  Tuesday, September 11, 1917
  107 years ago

• CPC

  • B23Q1/585 - perpendicular to the working surface
  • Y10T409/306048 - with means to advance work or product
  • Y10T409/307448 - with work holder
  • Y10T409/307784 - Plural cutters

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 269 - Work holders