451790

Information

• Patent Grant
• 451790

• References
• Source

• Patent Number

  451,790

• Date Filed

  Not available

• Date Issued

  Tuesday, May 5, 1891
  133 years ago

• CPC

  • B23B29/03403 - radially adjustable before starting manufacturing
  • Y10T279/1966 - Internal cone
  • Y10T408/859 - Rotary cam
  • Y10T408/85985 - Plural tools moved by diametrically opposed screws

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 279 - Chucks or sockets