1437856

Information

• Patent Grant
• 1437856

• References
• Source

• Patent Number

  1,437,856

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1922
  102 years ago

• CPC

  • B23D37/04 - for broaching inner surfaces
  • Y10T409/40385 - to reorient, introduce, or remove cutter
  • Y10T409/404375 - with plural cutters

• US Classifications

  • 409 - Gear cutting, milling, or planing