509039

Information

• Patent Grant
• 509039

• References
• Source

• Patent Number

  509,039

• Date Filed

  Not available

• Date Issued

  Tuesday, November 21, 1893
  131 years ago

• CPC

  • B23D77/042 - by means of oblique planes
  • Y10T279/1981 - External-cone actuated
  • Y10T408/85837 - with spring retainer

• US Classifications

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