2598656

Information

• Patent Grant
• 2598656

• References
• Source

• Patent Number

  2,598,656

• Date Filed

  Not available

• Date Issued

  Tuesday, May 27, 1952
  72 years ago

• CPC

  • B21F99/00 - Subject matter not provided for in other groups of this subclass
  • Y10T82/149 - Profiled cutter
  • Y10T82/2527 - having hollow cutter head

• US Classifications

  • 082 - Turning
  • 163 - Needle and pin making
  • 470 - Threaded, headed fastener, or washer making: process and apparatus