1657571

Information

• Patent Grant
• 1657571

• References
• Source

• Patent Number

  1,657,571

• Date Filed

  Not available

• Date Issued

  Tuesday, January 31, 1928
  97 years ago

• CPC

  • B23B31/226 - Jaws in the form of conical elements
  • B23B31/1253 - Jaws movement actuated by an axially movable member
  • Y10T279/17606 - Threaded sleeve and body

• US Classifications

  • 279 - Chucks or sockets
  • 451 - Abrading