3653780

Information

• Patent Grant
• 3653780

• References
• Source

• Patent Number

  3,653,780

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1972
  53 years ago

• CPC

  • B23G1/48 - for guiding the threading tools
  • B23G2210/04 - Internal threads
  • Y10T82/2568 - Center
  • Y10T408/96 - Miscellaneous

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 082 - Turning
  • 470 - Threaded, headed fastener, or washer making: process and apparatus