398447

Information

• Patent Grant
• 398447

• References
• Source

• Patent Number

  398,447

• Date Filed

  Not available

• Date Issued

  Tuesday, February 26, 1889
  135 years ago

• CPC

  • B23B31/16045 - Jaws movement actuated by screws and nuts or oblique racks
  • Y10T279/17025 - Radially reciprocating jaws
  • Y10T279/17675 - Transverse-screw actuated

• US Classifications

  • 279 - Chucks or sockets