1440603

Information

• Patent Grant
• 1440603

• References
• Source

• Patent Number

  1,440,603

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1923
  102 years ago

• CPC

  • B23C3/34 - Milling grooves of other forms
  • Y10S82/902 - Oil grooving device
  • Y10T409/301624 - Duplicating means

• US Classifications

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