2975682

Information

• Patent Grant
• 2975682

• References
• Source

• Patent Number

  2,975,682

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1961
  63 years ago

• CPC

  • B23D37/00 - Broaching machines or broaching devices
  • B23D37/04 - for broaching inner surfaces
  • Y10T409/4042 - to remove and return cutter to cutter support

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 470 - Threaded, headed fastener, or washer making: process and apparatus